I am an international seller, providing customers with high-quality and low-cost products. Our store sells the most popular clothing, shoes, jewelry, watches, bags, hats, scarves, kitchen appliances, home decoration, smart appliances, gardening tools, daily care, mobile phone accessories, computer accessories, game peripherals, smart wearables , The shop keeps up with the most popular fashion trends. If you like our products, please follow us and become our followers and fans. We will provide you with the most popular products to satisfy your fashion shopping experience.Specifications:Make your car AUX audio system and home theater AV HiFi surrounding system become Bluetooth compatible, get music from Bluetooth enable device such as smart cell phone or Bluetooth PC, laptop.Simply connect this Bluetooth audio receiver to your line-in or auxiliary input on your speakers, pair it to your Bluetooth enabled device, and enjoy the wireless music revolution.Whether you want Bluetooth convenience in your car, through your home-theater system, in your kitchen, bathroom, or bedroom, etc.Simple operation, 3.5mm male to male audio cable to connect the speakers and the receiver.High-performance AMP chip, can push the headset, and high-power speaker, applicable to all types of speakers.Powerful Bluetooth IC, more stronger compatibility.You can play music through your car stereo and answer phone call via the built-in mic. Operation Steps:For no USB port speakers: supply power to the device by connecting charger with DC 5V USB interface, then connect the speaker's AUX port with the audio cable.For speakers with USB port: connect the device with speaker's USB port directly, then connect the speaker's AUX port with the audio cable.Turn on the Bluetooth function of computer, mobile or other device which has Bluetooth function, searching for the device to connect.After matching success, you can use your phone to play music. Type: Bluetooth Music ReceiverColor: BlackBluetooth: 2.0 + EDRPower Supply: via USB PortOutput Mode: 3.5mm Audio InterfaceTransmission Distance: 10mSize: 5.5cm x 2cm x 1cm/2.17"" x 0.79"" x 0.39"" (Approx.) Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement. Package Includes:1 x Bluetooth Music Receiver(This item is just the receiver device)1 x 3.5mm Stereo Audio Cable1 x User Manual a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a