Lot 1/2/5Pcs USB Mini Bluetooth 4.1 Audio Receiver MP3 Decoder Amplifier Board | eBay
Otium Bluetooth 4.1 Receiver, Wireless Audio Adapter & Hands-Free Car | Otiumobile Direct
Mini Bluetooth 4.1 3.7-5V Audio Receiver Board mp3 lossless Decoder Wi – eElectronicParts
Ugreen 4.1 Bluetooth Receiver Wireless Music Adapter 3.5mm Jack Aux Re – Buy247
Mini MP3 Bluetooth 4.1 Lossless Decoder Stereo Output Board Car Speake – diymore
Amazon.com: Bluetooth 4.1 Audio Receiver, Wireless Bluetooth 4.1 Audio Receiver Module Lossless Car Speaker Amplifier Circuit Board : Electronics
Bluetooth 4.1 Audio Transmitter & Receiver – Insight Innovates
Wholesale BTM830 Bluetooth 4.1 stereo module CSR8630 onboard antenna Bluetooth audio module From m.alibaba.com
Wireless Bluetooth 4.1 Audio Receiver,Hands-free Car Kit Mini Bluetooth 3.5mm Aux Adapter Receiver for Car/Home Stereo Music Sound System - Walmart.com
Bluetooth 4.1 MP3 WAV Decoding Board | Bluetooth Audio receiver Module Support USB/TF - YouTube
Amazon.com: Stereo Hands-Free Call Bluetooth Recording Module, VHM-314 MP3 Bluetooth 4.1 Audio Receiver Decoder Board DIY Lossless Car Speaker Amplifier Board : Electronics
Bluetooth 4.1 Audio Receiver with 3.5mm Audio Output - Special NFC Function - Transmission Range of 10M - On / Off Switch - LED Indicator - Black - Orico