USB Bluetooth A2DP Stereo Music Receiver

Instructions for use: Plug the receiver into the speaker's USB port. Turn on the Bluetooth mobile phone (or computer), search for the surrounding Bluetooth device, and find a device called BT-Dongle whose pairing code is 0000 (if asked). After the pairing is successful, the LED light will be slower. You can select music from your phone or computer via Bluetooth and the speakers will play music. Specifications: High Definition Support: None Sound Track: Single Package: Yes Bluetooth: V2.1 Support configuration files: A2DP, AVRCP Receiving distance: about 10 meters Call function: Built-in microphone, support for hands-free function. Weight: 7g