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Bluetooth Relay Control Switch 4 Channel Bluetooth Relay, 4 Channel Bluetooth Relay Module Phone Wireless Remote Control Switch USB Port Module Bluetooth Relay Control Switch: Amazon.com: Industrial & Scientific
Amazon.com: AEDIKO 4pcs HC-05 Wireless Bluetooth RF Transceiver Master Slave Integrated Bluetooth Module 6 Pin Wireless Serial Port Communication BT Module : Electronics
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Amazon.com: DSD TECH HM-19 Bluetooth 5.0 BLE Module with CC2640R2F Compatible for DIY : Electronics
Amazon.com: DSD TECH HM-11 Bluetooth 4.0 BLE Module with 6 PIN Board Compatible with iOS Devices for DIY : Electronics
Amazon.com: DSD TECH HC-05 Bluetooth Serial Pass-through Module Wireless Serial Communication with Button for Arduino : Electronics
Amazon.com: ACEIRMC 4pcs HC-06 RS232 4 Pin Wireless Bluetooth Serial RF Transceiver Module Bi-Directional Serial Channel Slave Mode for Arduino : Electronics
Amazon.com: Universal Bluetooth Module 3.5mm Input for Car Stereo Wireless Play for iPod iPad iPhone 5 6 7 8 X Xs Max XR 11 12 13 Pro Max Samsung Huawei Xiaomi Sony : Electronics
Amazon.com: DSD TECH HM-10 Master and Slave Bluetooth 4.0 LE iBeacon Module Compatible with iPhone and iPad with 4 PIN Dupont Cable for Arduino : Electronics
Amazon.com: Audio Amplifier Board, Icstation Ḅḷụẹ-ṭọọṭḥ-Compatible Stereo Audio Amplifier Module 2x5W BT 5.0 Mini Amplifier Board 3.7V 5V for DIY Speakers : Electronics
Amazon.com: Taidacent BT201 Dual Audio Bluetooth 5.0 Receiver Module Bluetooth 5 Lossless Audio Power Amplifier Board for Car Speaker DIY Headset TF Card U Disk : Electronics
Amazon.com: HiLetgo HC-06 RS232 4 Pin Wireless Bluetooth Serial RF Transceiver Module Bi-Directional Serial Channel Slave Mode for Arduino : Electronics
Amazon.com: DSD TECH HM-10 Bluetooth 4.0 BLE iBeacon UART Module with 4PIN Base Board for Arduino UNO R3 Mega 2560 Nano : Electronics
Amazon.com: Bluetooth Relay Module Phone Bluetooth Remote Control Switch Internet of Things Bluetooth Module 5v Relay Module : Electronics
Amazon.com: 3PCS HC-06 HC 06 Bluetooth Module RF Wireless Bluetooth Transceiver Module 4 Pins for Arduino : Electronics
Amazon.com: Bluetooth MP3 Decoding Module, Bluetooth 4.1 Lossless Decoding Module Receiver Circuit Board with Remote Control : Toys & Games
Amazon.com: DSD TECH HC-06 Bluetooth 2.0 SPP Wireless BT Module for UNO R3 Nano (Basic Version) : Electronics
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Amazon.com: DSD TECH HC-06 Bluetooth 2.0 SPP Wireless BT Module for UNO R3 Nano (Basic Version) : Electronics
Amazon.com: Acxico 1Pcs Bluetooth 4.1 Stereo Sound Module Audio Transmitter Stereo Module Wireless Speaker Headphones : Electronics
Amazon.com: YWBL-WH 5W + 5W Bluetooth Amplifier Board, Mini Bluetooth Amplifier Board Module 4.2 Circuit Stereo Speaker Digital Module, Module : Electronics
Amazon.com: DX-BT24-A Bluetooth Module BLE 5.1 for Arduino Support Scanning QR Code to Connect Wireless Bluetooth RF Transceiver Serial Communication Bluetooth Pass-Through Module Compatible with Android/iOS : Electronics
