10~1PCS Bluetooth-compatible 5.0 Audio Receiver Board DC 3.7-5V Wireless Stereo Module Car Stereo Music Amplifier Module for DIY

High-concerned chemical : None Compatible Audio & Video Equipment Style : Amplifier Type : Bluetooth Brand Name : Shunmaii Origin : Mainland China Certification : CE Audio Receiver Board : Decoder MP3 Lossless Decoder Board : Wireless Stereo Module Origin : Mainland China Type : Module Model Number : Audio Receiver Board Color : black, red (optional) Power supply voltage : DC 3.7-5V Power supply interface : MICRO USB port or 2.54mil pin port Bluetooth-compatible name : BM3 Communication distance : 3-12 meters (varies by environmental barriers) Support Bluetooth-compatible version : Support Bluetooth-compatible 4.1 or the following version Support cell phone system : for Android, for Apple system Sound channel : dual channel Audio quality : MP3 lossless decoding Self-amplifier : no External amplifier : no limit to the size of the external amplifier PCB thickness : 1.6mm Pin spacing : 2.54mil Product size : 33*35*11mm/ 1.30*1.38*0.43in Weight : 2g