Bluetooth USB A2DP Adapter Dongle Blutooth Music Audio Receiver Wireless Stereo 3.5mm Jack for Car AUX Android/IOS Mobile PhoneProduct Description:- Easy To Operate:Simply connect your speaker with our device，immediately transform your speakers into a fashionable wireless bluetooth speaker- Wireless Play:Removing troubles of wired connection，through the wireless connection and transmission，the user can enjoy a high fidelity music at any place indoor by wireless control- Perfectly Compatible:Our products can be compatible with most of mobile phone or computer on the market. Support IOS and all kinds of smart phones.- Portable Design:With mini size，the feature of portable can let you carry them to anywhere you want.Specifications:- Colour: Black/White- Bluetooth 2.1+EDR- Support A2DP V1.2- Powered by 5V DC- Transmission Rate:3(Mbps)- Transmission Distance: up to 10m- Power supply mode: USB-POWER- Color:BlackOperation Steps:- For no USB port Speakers---Supply power to the device by connecting charger with 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 cabl.- Turn on the bluetooth function of computer， mobile or other device which has Bluetooth function，searching for the device to connect and input: 0000 for matching when the device is in the matching mode- After matching success， you can use your phone to play musicPackage include:1 x bluetooth audio adapter1 x 3.5mm Audio Cable