I am an Chinese seller,providing customers with high-quality and low-cost products. The types of products we sell include Home & Kitchen,Health & Beauty,Fashion Clothing,Electronics,Watches & Jewelry,and so on. We keep up with the most popular fashion trends. If you like our products, please follow us and become our followers and fans. Sincerely at your service .Please feel free to contact us if you have any questions.Specifications:The audio receiver has Bluetooth 5.0 chip, which has stereo sound.It supports Bluetooth 4.1 and automatic back connection function.It supports WAV, APE, FLAC and MP3 lossless decoding and stereo output.Pairing Instructions: When connected the power, the blue indicator light flashes, and enter the Bluetooth mode; When you hear the voice announcement "The Bluetooth device is ready to pair", it means you enter the Bluetooth mode and wait for pairing; After the mobile phone Bluetooth searches for "JH-BT", Click Connect. When you hear the voice broadcast "The Bluetooth device is connected successfully", it means that the decoder board is successfully connected to the mobile phone, and the blue indicator light is on, and the music can be played, and the blue indicator light flashes.Item Name: Audio Receiver ModuleMaterial: PVCBluetooth Version: 5.0Audio Plug: 3.5mmUSB Power Supply: Micro-USB 5VFeatures: Mini, with LED, StereoSize: 30mm x 30mm x 0.3mm/1.18" x 1.18" x 0.01" (Approx.)Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Audio Receiver Module a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a