Acxico Bluetooth 5.0 Audio Receiver Board - Wireless Stereo Module with Lossless Decoder for Home Theater, Car Audio & DIY Speaker Projects

Introduction without remote control:After switching on the power supply, the blue indicator flashes and enters the Bluetooth mode; after broadcasting the inchprompt soundinch, it enters the matching mode and waits for matching; after broadcasting the inchprompt soundinch, the mobile Bluetooth searches for inchXY-WRBTinch (the name of the power amplifier board device), clicks on the inchXY-WRBTinch connection, and plays the inchprompt soundinch after the connection is successful, and when the indicator light is long, the mobile music can be played. When playing music, the indicator light flickers slowly; after Bluetooth disconnects, the amplifier board prepares for the next pairing, and plays the inchprompt toneinch and enters the pairing mode to wait for the pairing.Cautions for Power Supply with 3.7V Lithium Battery:When powered by batteries, the battery voltage is less than 3.3V decoder board automatically shuts down, and the contacts are switched on/off for 2 seconds after re-energizing or full charging.When using batteries to supply power, if the voltage of batteries is too low, there may be inchnourishinginch noise. In this case, the batteries need to be charged.Instructions with remote control:Product model: XY-WRBTTransmission distance: 5m (visible and unshielded)Signal-to-noise ratio: =90dB, Distortion: =-70dBNote:Light shooting and different displays may causethe color of the item in the picture a little different from the real thing.The measurement allowed error is+/-1-3cm.We highly appreciate all custome rsopinions to improvethe selling, also if anything you unsatisfied, please contact us for probable best solution. Thank youPackage Included:1Pcs Bluetooth 5.0 Audio Receiver board lossless decoder board Wireless Stereo Module(If there are any problems with the product, please send us pictures.Tell us more details about this problem)