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29% off
10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin 10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

$19.65$27.68

8% off
Keyestudio AT-09 HM-10 Wireless Module Master-Slave CC2541 Bluetooth-Compatible 4.0 Module V3 For Arduino Supports Android & iOS Keyestudio AT-09 HM-10 Wireless Module Master-Slave CC2541 Bluetooth-Compatible 4.0 Module V3 For Arduino Supports Android & iOS

Keyestudio AT-09 HM-10 Wireless Module Master-Slave CC2541 Bluetooth-Compatible 4.0 Module V3 For Arduino Supports Android & iOS

$9.19$9.99

1 sold
10% off
With Floor LC-05 Master And Slave Integrated Bluetooth-compatible Module Bluetooth-compatible Serial Port (H5B3)

With Floor LC-05 Master And Slave Integrated Bluetooth-compatible Module Bluetooth-compatible Serial Port (H5B3)

$11.74$13.04

DC 12V 24V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC DC 12V 24V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC

DC 12V 24V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC

$69.68$69.68

Shuimuxing BT578 RS232 Wireless Male and Female Master-Slave Universal Total Station Serial Bluetooth Adapter Shuimuxing BT578 RS232 Wireless Male and Female Master-Slave Universal Total Station Serial Bluetooth Adapter

Shuimuxing BT578 RS232 Wireless Male and Female Master-Slave Universal Total Station Serial Bluetooth Adapter

$170.00$170.00

32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Expansion Module 32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Expansion Module

32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Expansion Module

$210.18$210.18

6 sold
31% off
RS232 Bluetooth Serial Adapter Board Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Communication Module RS232 Bluetooth Serial Adapter Board Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Communication Module

RS232 Bluetooth Serial Adapter Board Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Communication Module

$6.18$8.96

5 sold
10% off
LC-05 Bluetooth-compatible Serial Module Wireless Serial Module Wireless Transparent Module Master-Slave board(A1H4) LC-05 Bluetooth-compatible Serial Module Wireless Serial Module Wireless Transparent Module Master-Slave board(A1H4)

LC-05 Bluetooth-compatible Serial Module Wireless Serial Module Wireless Transparent Module Master-Slave board(A1H4)

$6.85$7.61

!!! BT578 RS232 wireless male and female head of master-slave universal serial For Bluetooth adapter !!! BT578 RS232 wireless male and female head of master-slave universal serial For Bluetooth adapter

!!! BT578 RS232 wireless male and female head of master-slave universal serial For Bluetooth adapter

$188.00$188.00

38% off
I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K

I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K

$9.90$15.97

23 sold
BT5.2 BLE Bluetooth Wireless Module EBYTE E104-BT53C3 Automotive Grade Low Power Consumption Master-Slave Integration BT5.2 BLE Bluetooth Wireless Module EBYTE E104-BT53C3 Automotive Grade Low Power Consumption Master-Slave Integration

BT5.2 BLE Bluetooth Wireless Module EBYTE E104-BT53C3 Automotive Grade Low Power Consumption Master-Slave Integration

$6.50$6.50

5pcs/lot Mini Bluetooth BLE5.1 master-slave bluetooth-serial port transparent transmission Module With Case HLK-V40 5pcs/lot Mini Bluetooth BLE5.1 master-slave bluetooth-serial port transparent transmission Module With Case HLK-V40

5pcs/lot Mini Bluetooth BLE5.1 master-slave bluetooth-serial port transparent transmission Module With Case HLK-V40

$50.00$50.00

5pcs CC2541 Bluetooth 4.0 BLE Low-power Master-slave Integrated Airsync IBeacon JDY-08 Bluetooth Module 5pcs CC2541 Bluetooth 4.0 BLE Low-power Master-slave Integrated Airsync IBeacon JDY-08 Bluetooth Module

5pcs CC2541 Bluetooth 4.0 BLE Low-power Master-slave Integrated Airsync IBeacon JDY-08 Bluetooth Module

$50.00$50.00

67% off
JDY-19 Ultra-low Power Consumption Bluetooth-Compatible 4.2 BLE Module 1.8V-3.6V Bluetooth-Compatible 4.2 Module Master/Slave JDY-19 Ultra-low Power Consumption Bluetooth-Compatible 4.2 BLE Module 1.8V-3.6V Bluetooth-Compatible 4.2 Module Master/Slave

JDY-19 Ultra-low Power Consumption Bluetooth-Compatible 4.2 BLE Module 1.8V-3.6V Bluetooth-Compatible 4.2 Module Master/Slave

$42.48$129.51

25% off
CH9350 USB Master-Slave Module Mouse Keyboard Scanner Automatic Recognition of Serial Two-wire Connection

CH9350 USB Master-Slave Module Mouse Keyboard Scanner Automatic Recognition of Serial Two-wire Connection

$10.12$13.50

5Pcs JDY-27 BLE5.1 Master Slave Integrated BLE Module JDY27 JDY 27 UART 2.4GHz Transparent Transmission Board 5Pcs JDY-27 BLE5.1 Master Slave Integrated BLE Module JDY27 JDY 27 UART 2.4GHz Transparent Transmission Board

5Pcs JDY-27 BLE5.1 Master Slave Integrated BLE Module JDY27 JDY 27 UART 2.4GHz Transparent Transmission Board

$69.00$69.00

Jdy-34 Spp Master-slave Integrated Dual-mode Bluetooth Module High-speed Bluetooth Printer Bluetooth 10PCS Jdy-34 Spp Master-slave Integrated Dual-mode Bluetooth Module High-speed Bluetooth Printer Bluetooth 10PCS

Jdy-34 Spp Master-slave Integrated Dual-mode Bluetooth Module High-speed Bluetooth Printer Bluetooth 10PCS

$98.00$98.00

Serial Port Server Module RS485 to Ethernet Network TCP/IP Converter UDP TCP Client Server Modbus Master Slave Serial Port Server Module RS485 to Ethernet Network TCP/IP Converter UDP TCP Client Server Modbus Master Slave

Serial Port Server Module RS485 to Ethernet Network TCP/IP Converter UDP TCP Client Server Modbus Master Slave

$106.91$106.91

3 sold
5PCS High-Speed Half-Duplex Transceiver Auto Master-Slave Networking Module RS485 to TTL RS232 UART Converter for Arduiuo MEGA25 5PCS High-Speed Half-Duplex Transceiver Auto Master-Slave Networking Module RS485 to TTL RS232 UART Converter for Arduiuo MEGA25

5PCS High-Speed Half-Duplex Transceiver Auto Master-Slave Networking Module RS485 to TTL RS232 UART Converter for Arduiuo MEGA25

$63.86$63.86

3 sold
50% off
VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V

VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V

$166.57$333.14

334 sold
Keyestudio HC-05 HC-06 BC417 Chip Master-Slave RF Wireless Transceiver Bluetooth Module For Arduino DIY Electronic Projects Keyestudio HC-05 HC-06 BC417 Chip Master-Slave RF Wireless Transceiver Bluetooth Module For Arduino DIY Electronic Projects

Keyestudio HC-05 HC-06 BC417 Chip Master-Slave RF Wireless Transceiver Bluetooth Module For Arduino DIY Electronic Projects

$9.50$9.50

4 sold
HC-05 serial port Bluetooth module master-slave integrated serial port module Bluetooth to serial port

HC-05 serial port Bluetooth module master-slave integrated serial port module Bluetooth to serial port

$60.00$60.00

19% off
1-50Pcs CC2540 CC2541 Bluetooth Module 4.0 BLE Serial Port Master Slave Integrated iBeaco 1-50Pcs CC2540 CC2541 Bluetooth Module 4.0 BLE Serial Port Master Slave Integrated iBeaco

1-50Pcs CC2540 CC2541 Bluetooth Module 4.0 BLE Serial Port Master Slave Integrated iBeaco

$59.70$73.70

10% off
Free Ship 3pcs BC04-B Master-Slave Integrated Bluetooth-compatible Serial Port Adapter Serial Port Module Serial Port Module Free Ship 3pcs BC04-B Master-Slave Integrated Bluetooth-compatible Serial Port Adapter Serial Port Module Serial Port Module

Free Ship 3pcs BC04-B Master-Slave Integrated Bluetooth-compatible Serial Port Adapter Serial Port Module Serial Port Module

$15.91$17.68

25% off
CH376T U Disk TF Card Mouse USB Master-Slave Module Supports Serial SPI Connection of 3V5V MCU CH376T U Disk TF Card Mouse USB Master-Slave Module Supports Serial SPI Connection of 3V5V MCU

CH376T U Disk TF Card Mouse USB Master-Slave Module Supports Serial SPI Connection of 3V5V MCU

$10.12$13.50

10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin 10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

$23.37$23.37

4 sold
12V 24V DC Master-Slave RF Transceiver Relay Board, Wireless RS485 IO Point-to-Point Control for Water Pump LED PTZ PLC 12V 24V DC Master-Slave RF Transceiver Relay Board, Wireless RS485 IO Point-to-Point Control for Water Pump LED PTZ PLC

12V 24V DC Master-Slave RF Transceiver Relay Board, Wireless RS485 IO Point-to-Point Control for Water Pump LED PTZ PLC

$48.54$48.54

10% off
Bluetooth-compatible Wireless Module Bee05 master-slave

Bluetooth-compatible Wireless Module Bee05 master-slave

$6.43$7.15

67% off
I2S ADC Audio I2S Capture Card Module Master Slave Mode Development Board Lossless Digital Audio I2S ADC Decoder I2S ADC Audio I2S Capture Card Module Master Slave Mode Development Board Lossless Digital Audio I2S ADC Decoder

I2S ADC Audio I2S Capture Card Module Master Slave Mode Development Board Lossless Digital Audio I2S ADC Decoder

$112.75$343.71

29% off
5pcs/LOT HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin 5pcs/LOT HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

5pcs/LOT HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

$10.69$15.06

1 sold
38% off
Diymore I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K Diymore I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K

Diymore I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K

$9.29$14.99

9 sold
5pcs /Button Backpanel Bluetooth 5.0 JDY-24 Module BLE Bluetooth BLE master-slave transparent transmission 5pcs /Button Backpanel Bluetooth 5.0 JDY-24 Module BLE Bluetooth BLE master-slave transparent transmission

5pcs /Button Backpanel Bluetooth 5.0 JDY-24 Module BLE Bluetooth BLE master-slave transparent transmission

$98.00$98.00

RS485 Master-slave Network Transceiver Wireless Repeater FSK Module Board for Arduiuo MCU STM32 RS485 Master-slave Network Transceiver Wireless Repeater FSK Module Board for Arduiuo MCU STM32

RS485 Master-slave Network Transceiver Wireless Repeater FSK Module Board for Arduiuo MCU STM32

$23.92$23.92

LIN 2.1/SAE J2602 Transceiver LIN Bus Module Master-Slave Protocol Controller 20KBD UART TTL232 RS485 K-line Can Data Analyzer LIN 2.1/SAE J2602 Transceiver LIN Bus Module Master-Slave Protocol Controller 20KBD UART TTL232 RS485 K-line Can Data Analyzer

LIN 2.1/SAE J2602 Transceiver LIN Bus Module Master-Slave Protocol Controller 20KBD UART TTL232 RS485 K-line Can Data Analyzer

$41.90$41.90

17 sold
12% off
BT578 RS232 Wireless Male Female Master Slave Universal Station Total Station Serial Bluetooth-compatible Adapter BT578 RS232 Wireless Male Female Master Slave Universal Station Total Station Serial Bluetooth-compatible Adapter

BT578 RS232 Wireless Male Female Master Slave Universal Station Total Station Serial Bluetooth-compatible Adapter

$19.36$22.00

1 sold
Jdy-25m Bluetooth 5.0mesh Zigbee Module Ble Bluetooth Ble Master-slave Transparent Transmission Bluetooth Mesh 10PCS Jdy-25m Bluetooth 5.0mesh Zigbee Module Ble Bluetooth Ble Master-slave Transparent Transmission Bluetooth Mesh 10PCS

Jdy-25m Bluetooth 5.0mesh Zigbee Module Ble Bluetooth Ble Master-slave Transparent Transmission Bluetooth Mesh 10PCS

$120.00$120.00

29% off
10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin 10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

$19.65 $27.68

Categories: Electronic Components & Supplies, Active Components

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8% off
Keyestudio AT-09 HM-10 Wireless Module Master-Slave CC2541 Bluetooth-Compatible 4.0 Module V3 For Arduino Supports Android & iOS Keyestudio AT-09 HM-10 Wireless Module Master-Slave CC2541 Bluetooth-Compatible 4.0 Module V3 For Arduino Supports Android & iOS

Keyestudio AT-09 HM-10 Wireless Module Master-Slave CC2541 Bluetooth-Compatible 4.0 Module V3 For Arduino Supports Android & iOS

$9.19 $9.99

1 sold

Categories: Electronic Components & Supplies, Active Components

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10% off
With Floor LC-05 Master And Slave Integrated Bluetooth-compatible Module Bluetooth-compatible Serial Port (H5B3)

With Floor LC-05 Master And Slave Integrated Bluetooth-compatible Module Bluetooth-compatible Serial Port (H5B3)

$11.74 $13.04

Categories: Electronic Components & Supplies, Active Components

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DC 12V 24V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC DC 12V 24V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC

DC 12V 24V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC

$69.68 $69.68

Categories: Electronic Components & Supplies, Active Components

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Shuimuxing BT578 RS232 Wireless Male and Female Master-Slave Universal Total Station Serial Bluetooth Adapter Shuimuxing BT578 RS232 Wireless Male and Female Master-Slave Universal Total Station Serial Bluetooth Adapter

Shuimuxing BT578 RS232 Wireless Male and Female Master-Slave Universal Total Station Serial Bluetooth Adapter

$170.00 $170.00

Categories: Electronic Components & Supplies, Active Components

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32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Expansion Module 32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Expansion Module

32CH RS485 IO Master-Slave Remote Control Switch Board NPN/PNP Isolation Input 300MA MOS Output Modbus RTU PLC Expansion Module

$210.18 $210.18

6 sold

Categories: Electronic Components & Supplies, Active Components

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31% off
RS232 Bluetooth Serial Adapter Board Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Communication Module RS232 Bluetooth Serial Adapter Board Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Communication Module

RS232 Bluetooth Serial Adapter Board Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Communication Module

$6.18 $8.96

5 sold

Categories: Electronic Components & Supplies, Active Components

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10% off
LC-05 Bluetooth-compatible Serial Module Wireless Serial Module Wireless Transparent Module Master-Slave board(A1H4) LC-05 Bluetooth-compatible Serial Module Wireless Serial Module Wireless Transparent Module Master-Slave board(A1H4)

LC-05 Bluetooth-compatible Serial Module Wireless Serial Module Wireless Transparent Module Master-Slave board(A1H4)

$6.85 $7.61

Categories: Electronic Components & Supplies, Active Components

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!!! BT578 RS232 wireless male and female head of master-slave universal serial For Bluetooth adapter !!! BT578 RS232 wireless male and female head of master-slave universal serial For Bluetooth adapter

!!! BT578 RS232 wireless male and female head of master-slave universal serial For Bluetooth adapter

$188.00 $188.00

Categories: Electronic Components & Supplies, Active Components

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38% off
I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K

I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K

$9.90 $15.97

23 sold

Categories: Electronic Components & Supplies, Active Components

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BT5.2 BLE Bluetooth Wireless Module EBYTE E104-BT53C3 Automotive Grade Low Power Consumption Master-Slave Integration BT5.2 BLE Bluetooth Wireless Module EBYTE E104-BT53C3 Automotive Grade Low Power Consumption Master-Slave Integration

BT5.2 BLE Bluetooth Wireless Module EBYTE E104-BT53C3 Automotive Grade Low Power Consumption Master-Slave Integration

$6.50 $6.50

Categories: Electronic Components & Supplies, Active Components

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5pcs/lot Mini Bluetooth BLE5.1 master-slave bluetooth-serial port transparent transmission Module With Case HLK-V40 5pcs/lot Mini Bluetooth BLE5.1 master-slave bluetooth-serial port transparent transmission Module With Case HLK-V40

5pcs/lot Mini Bluetooth BLE5.1 master-slave bluetooth-serial port transparent transmission Module With Case HLK-V40

$50.00 $50.00

Categories: Electronic Components & Supplies, Active Components

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5pcs CC2541 Bluetooth 4.0 BLE Low-power Master-slave Integrated Airsync IBeacon JDY-08 Bluetooth Module 5pcs CC2541 Bluetooth 4.0 BLE Low-power Master-slave Integrated Airsync IBeacon JDY-08 Bluetooth Module

5pcs CC2541 Bluetooth 4.0 BLE Low-power Master-slave Integrated Airsync IBeacon JDY-08 Bluetooth Module

$50.00 $50.00

Categories: Electronic Components & Supplies, Active Components

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67% off
JDY-19 Ultra-low Power Consumption Bluetooth-Compatible 4.2 BLE Module 1.8V-3.6V Bluetooth-Compatible 4.2 Module Master/Slave JDY-19 Ultra-low Power Consumption Bluetooth-Compatible 4.2 BLE Module 1.8V-3.6V Bluetooth-Compatible 4.2 Module Master/Slave

JDY-19 Ultra-low Power Consumption Bluetooth-Compatible 4.2 BLE Module 1.8V-3.6V Bluetooth-Compatible 4.2 Module Master/Slave

$42.48 $129.51

Categories: Electronic Components & Supplies, Active Components

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25% off
CH9350 USB Master-Slave Module Mouse Keyboard Scanner Automatic Recognition of Serial Two-wire Connection

CH9350 USB Master-Slave Module Mouse Keyboard Scanner Automatic Recognition of Serial Two-wire Connection

$10.12 $13.50

Categories: Electronic Components & Supplies, Active Components

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5Pcs JDY-27 BLE5.1 Master Slave Integrated BLE Module JDY27 JDY 27 UART 2.4GHz Transparent Transmission Board 5Pcs JDY-27 BLE5.1 Master Slave Integrated BLE Module JDY27 JDY 27 UART 2.4GHz Transparent Transmission Board

5Pcs JDY-27 BLE5.1 Master Slave Integrated BLE Module JDY27 JDY 27 UART 2.4GHz Transparent Transmission Board

$69.00 $69.00

Categories: Electronic Components & Supplies, Active Components

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Jdy-34 Spp Master-slave Integrated Dual-mode Bluetooth Module High-speed Bluetooth Printer Bluetooth 10PCS Jdy-34 Spp Master-slave Integrated Dual-mode Bluetooth Module High-speed Bluetooth Printer Bluetooth 10PCS

Jdy-34 Spp Master-slave Integrated Dual-mode Bluetooth Module High-speed Bluetooth Printer Bluetooth 10PCS

$98.00 $98.00

Categories: Electronic Components & Supplies, Active Components

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Serial Port Server Module RS485 to Ethernet Network TCP/IP Converter UDP TCP Client Server Modbus Master Slave Serial Port Server Module RS485 to Ethernet Network TCP/IP Converter UDP TCP Client Server Modbus Master Slave

Serial Port Server Module RS485 to Ethernet Network TCP/IP Converter UDP TCP Client Server Modbus Master Slave

$106.91 $106.91

3 sold

Categories: Electronic Components & Supplies, Active Components

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5PCS High-Speed Half-Duplex Transceiver Auto Master-Slave Networking Module RS485 to TTL RS232 UART Converter for Arduiuo MEGA25 5PCS High-Speed Half-Duplex Transceiver Auto Master-Slave Networking Module RS485 to TTL RS232 UART Converter for Arduiuo MEGA25

5PCS High-Speed Half-Duplex Transceiver Auto Master-Slave Networking Module RS485 to TTL RS232 UART Converter for Arduiuo MEGA25

$63.86 $63.86

3 sold

Categories: Electronic Components & Supplies, Active Components

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50% off
VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V

VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V

$166.57 $333.14

334 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
Keyestudio HC-05 HC-06 BC417 Chip Master-Slave RF Wireless Transceiver Bluetooth Module For Arduino DIY Electronic Projects Keyestudio HC-05 HC-06 BC417 Chip Master-Slave RF Wireless Transceiver Bluetooth Module For Arduino DIY Electronic Projects

Keyestudio HC-05 HC-06 BC417 Chip Master-Slave RF Wireless Transceiver Bluetooth Module For Arduino DIY Electronic Projects

$9.50 $9.50

4 sold

Categories: Electronic Components & Supplies, Active Components

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HC-05 serial port Bluetooth module master-slave integrated serial port module Bluetooth to serial port

HC-05 serial port Bluetooth module master-slave integrated serial port module Bluetooth to serial port

$60.00 $60.00

Categories: Electronic Components & Supplies, Active Components

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19% off
1-50Pcs CC2540 CC2541 Bluetooth Module 4.0 BLE Serial Port Master Slave Integrated iBeaco 1-50Pcs CC2540 CC2541 Bluetooth Module 4.0 BLE Serial Port Master Slave Integrated iBeaco

1-50Pcs CC2540 CC2541 Bluetooth Module 4.0 BLE Serial Port Master Slave Integrated iBeaco

$59.70 $73.70

Categories: Electronic Components & Supplies, Active Components

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10% off
Free Ship 3pcs BC04-B Master-Slave Integrated Bluetooth-compatible Serial Port Adapter Serial Port Module Serial Port Module Free Ship 3pcs BC04-B Master-Slave Integrated Bluetooth-compatible Serial Port Adapter Serial Port Module Serial Port Module

Free Ship 3pcs BC04-B Master-Slave Integrated Bluetooth-compatible Serial Port Adapter Serial Port Module Serial Port Module

$15.91 $17.68

Categories: Electronic Components & Supplies, Active Components

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25% off
CH376T U Disk TF Card Mouse USB Master-Slave Module Supports Serial SPI Connection of 3V5V MCU CH376T U Disk TF Card Mouse USB Master-Slave Module Supports Serial SPI Connection of 3V5V MCU

CH376T U Disk TF Card Mouse USB Master-Slave Module Supports Serial SPI Connection of 3V5V MCU

$10.12 $13.50

Categories: Electronic Components & Supplies, Active Components

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10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin 10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

10sets/lot HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

$23.37 $23.37

4 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
12V 24V DC Master-Slave RF Transceiver Relay Board, Wireless RS485 IO Point-to-Point Control for Water Pump LED PTZ PLC 12V 24V DC Master-Slave RF Transceiver Relay Board, Wireless RS485 IO Point-to-Point Control for Water Pump LED PTZ PLC

12V 24V DC Master-Slave RF Transceiver Relay Board, Wireless RS485 IO Point-to-Point Control for Water Pump LED PTZ PLC

$48.54 $48.54

Categories: Electronic Components & Supplies, Active Components

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10% off
Bluetooth-compatible Wireless Module Bee05 master-slave

Bluetooth-compatible Wireless Module Bee05 master-slave

$6.43 $7.15

Categories: Electronic Components & Supplies, Active Components

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67% off
I2S ADC Audio I2S Capture Card Module Master Slave Mode Development Board Lossless Digital Audio I2S ADC Decoder I2S ADC Audio I2S Capture Card Module Master Slave Mode Development Board Lossless Digital Audio I2S ADC Decoder

I2S ADC Audio I2S Capture Card Module Master Slave Mode Development Board Lossless Digital Audio I2S ADC Decoder

$112.75 $343.71

Categories: Electronic Components & Supplies, Active Components

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29% off
5pcs/LOT HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin 5pcs/LOT HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

5pcs/LOT HC05 JY-MCU anti-reverse, integrated Bluetooth serial pass-through module, HC-05 master-slave 6pin

$10.69 $15.06

1 sold

Categories: Electronic Components & Supplies, Active Components

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38% off
Diymore I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K Diymore I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K

Diymore I2S ADC Audio I2S Capture Card Module Master-Slave Mode Development Board 24BIT 192K 96K 48K

$9.29 $14.99

9 sold

Categories: Electronic Components & Supplies, Active Components

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5pcs /Button Backpanel Bluetooth 5.0 JDY-24 Module BLE Bluetooth BLE master-slave transparent transmission 5pcs /Button Backpanel Bluetooth 5.0 JDY-24 Module BLE Bluetooth BLE master-slave transparent transmission

5pcs /Button Backpanel Bluetooth 5.0 JDY-24 Module BLE Bluetooth BLE master-slave transparent transmission

$98.00 $98.00

Categories: Electronic Components & Supplies, Active Components

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RS485 Master-slave Network Transceiver Wireless Repeater FSK Module Board for Arduiuo MCU STM32 RS485 Master-slave Network Transceiver Wireless Repeater FSK Module Board for Arduiuo MCU STM32

RS485 Master-slave Network Transceiver Wireless Repeater FSK Module Board for Arduiuo MCU STM32

$23.92 $23.92

Categories: Electronic Components & Supplies, Active Components

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LIN 2.1/SAE J2602 Transceiver LIN Bus Module Master-Slave Protocol Controller 20KBD UART TTL232 RS485 K-line Can Data Analyzer LIN 2.1/SAE J2602 Transceiver LIN Bus Module Master-Slave Protocol Controller 20KBD UART TTL232 RS485 K-line Can Data Analyzer

LIN 2.1/SAE J2602 Transceiver LIN Bus Module Master-Slave Protocol Controller 20KBD UART TTL232 RS485 K-line Can Data Analyzer

$41.90 $41.90

17 sold

Categories: Electronic Components & Supplies, Active Components

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12% off
BT578 RS232 Wireless Male Female Master Slave Universal Station Total Station Serial Bluetooth-compatible Adapter BT578 RS232 Wireless Male Female Master Slave Universal Station Total Station Serial Bluetooth-compatible Adapter

BT578 RS232 Wireless Male Female Master Slave Universal Station Total Station Serial Bluetooth-compatible Adapter

$19.36 $22.00

1 sold

Categories: Electronic Components & Supplies, Active Components

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Jdy-25m Bluetooth 5.0mesh Zigbee Module Ble Bluetooth Ble Master-slave Transparent Transmission Bluetooth Mesh 10PCS Jdy-25m Bluetooth 5.0mesh Zigbee Module Ble Bluetooth Ble Master-slave Transparent Transmission Bluetooth Mesh 10PCS

Jdy-25m Bluetooth 5.0mesh Zigbee Module Ble Bluetooth Ble Master-slave Transparent Transmission Bluetooth Mesh 10PCS

$120.00 $120.00

Categories: Electronic Components & Supplies, Active Components

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