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"mini bluetooth 4.0 usb 2.0 adapter"
Mini SI4432 Wireless Transceiver Module, 240MHz-930MHz Long Range RF Communication Module with Spring Antenna, 1000M Transmission Distance for Arduino IoT Remote Control
Limited time offer, ends 11/25
$10.69
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AJMRTC AT09 BLE 4.0 Bluetooth Serial Port Module, CC2541 Chip Compatible with HM10, UART Transparent Transmission BLE Module for MCU Serial Communication Wireless DIY Embedded Project
Limited time offer, ends 11/25
$13.73
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AJMRTC HM10 BLE 4.0 Bluetooth Module, MasterSlave Integrated UART Serial Wireless Transceiver Module with CC2541 Chip, AT Command Configurable for Arduino MCU Embedded DIY Electronic Projects
Limited time offer, ends 11/25
$15.66
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AJMRTC ESP32S Development Board, 2.4G WiFi Bluetooth Combo Module, Onboard ESP32S Chip, IPEX Antenna Connector, TypeC USB Interface for Arduino IoT Maker DIY Embedded Electronic Projects
Limited time offer, ends 11/25
$16.22
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AJMRTC BLE5.2 DualMode Bluetooth Serial Server, 2.4GHz Isolated RS485 Modbus Gateway, Wireless RS485 Transceiver for Industrial PLC, Sensor, Modbus RTU MasterSlave Data Transmission
Limited time offer, ends 11/25
$20.86
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in 30 Days
AJMRTC CC1101 433MHz RF Wireless Transceiver Module, Industrial Radio Board with SMA Antenna, SPI Long Range Wireless Data Module for Arduino Raspberry Pi IoT Remote Control DIY ElectronicsLimited time offer, ends 11/29
$9.88
$10.99
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AJMRTC JDY08IPX CC2541 BLE4.0 Bluetooth Module, IPX External Antenna Port, MasterSlave Integrated LowPower Serial Transparent Transmission Board for IoT Wireless SecondaryDevelopment
Limited time offer, ends 11/25
$15.89
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AJMRTC ESP32DevKitC32E Development Board Module, ESP32E Chip 4Mb Flash with CP2102 Driver Chip, Micro USB ESP32 Board for Arduino, IoT, WiFi Bluetooth Microcontroller Projects
Limited time offer, ends 11/25
$13.86
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1Pair Mini Gigabit Fiber Optical Media Converter, 100/1000Mbps | Auto-Negotiation; 20Km; Single-mode; SC/UPC,SC/APC to RJ45; 1.25G Speed; US Power Adapter
Limited time offer, ends 11/08
$21.67
Free Shipping
AJMRTC CC3301 IndustrialGrade Bluetooth 5.4 DualMode Module, LowPower 2.4G Wireless Data Transmission Unit, BLE SPP Transparent Transmission Board for IoT Secondary Development Project
Limited time offer, ends 11/25
$18.61
Free Shipping
AJMRTC JDY-23 BLE5.0 Bluetooth Module, CC2541 Chip Serial Port Transparent Transmission Wireless Digital Transceiver Module, UART BLE 5.0 Slave Module for Arduino STM32 IoT Electronic DIY Projects
Limited time offer, ends 11/25
$11.03
Free Shipping
