Bluetooth 4.1 MP3 Decoder Module - Wireless Audio Receiver Board with Remote Control for Car Speaker Upgrade & DIY Audio Projects | Perfect for Car Audio System Refit, Home Theater DIY, and Portable Speaker Modifications

Specification: Item Type: Bluetooth MP3 Decoding Board Power Supply: 3.7-5V SNR: 90dB THD+N: -70dB Crosstalk: -86dB DNR: 91dB Support Profile: A2DP/AVCTP/AVDTP/AVRCP/HFP LOS: >15m Remote Control Battery: L1131C button cell Battery Capacity: 75mAh Voltage: 1.5V Operation Instruction: 1. Mode Control When the decode board doesn't plug U-disk or memory card,power on defaults Bluetooth mode;when the decode board plugs U-disk or memory card,power on defaults music mode;using remote control MODE key or key to switch mode 2. Music Mode Plug U-disk or memory card can play audio file which has been saved 3. Bluetooth Mode When switching mode,it broadcasts "The bluetooth device is ready to pair",representing that the board has entered into bluetooth mode and waiting for matching;cellphone bluetooth searching "XY_BT" (decode board device name),click the link,and the board prompts "The bluetooth device is connected successfully",representing that the decode board has connect with cellphone successfully and then play the music 4. USB Audio USB Audio mode (also called sound card mode),use USB wire to connect with USB Audio interface,switch mode prompts "USB MODE" that is USB Audio mode.Open the music player on computer to play music,use decoder board to play music;if plug into memory card then it can be read 5. Notice: In USB Audio mode, please don't plug into U-disk Package List: 1 x MP3 Decoding Board 1 x Remote Control