Support protocol
- Support A2DP (Bluetooth Advanced Audio),
AVRCP (Audio Video Remote Control),
HFP (Speakerphones),
Can be connected to support these three protocols Bluetooth devices.
Note: It is suitable for USB sound card function card speaker.

1, Bluetooth dongle inserted into the player's USB port, initialization state, blue light flashing 0.25s second cycle and accompanied by a beep on power play, when the blue light in 1s second week of flashes to indicate when the device has been initialized successfully.

2, Paired with connection
(1), Bluetooth dongle and mobile phones put together (about 1 meter) to ensure that the communication distance;
(2), The phone starts to search for Bluetooth devices, waiting for the search is complete, the phone displays the searched Bluetooth
devices;
(3) Select this Bluetooth dongle to connect the device, the phone in the device list will be prompted to enter a PIN code, the password is "0000" (if your phone supports simple pairing, you do not need to enter a PIN code);
(4) After the pairing is completed, the phone will connect with a Bluetooth dongle, can be carried out after the connection is completed calls and listening to music.
(5), Bluetooth dongle attention after normal boot, it will automatically connect to the last connected Bluetooth device once prepare, without re-search the phone connection, if the device is turned off or is not within communication range cause the connection fails, conduct (1) operation.
(6), Prompt tone: Have both indicator prompt tone when the connection is complete or disconnect .
(7), LED display:
The connection status: blue light display every five seconds 500ms light.
No connection status state: blue lights flashing in 1s cycle.

3, The Bluetooth hands-free calling
Make sure that Bluetooth dongle and phone connection on the phone audio.
(1) to answer the call: When a call, a ringing tone Bluetooth dongle playback, press the music player the "PP" button you can answer the phone, or answer the call from the phone.
(2) Hang up the phone: When you call, short press music player "PP" button you can hang up the phone, but also hang up the phone from the phone.
(3) call volume adjustment: a call, press the music player up and down buttons to adjust the phone voice volume.
4, Bluetooth stereo music player
Make sure the Bluetooth dongle and mobile phone connections audio. Press the music player of the "next song" and "PP" button, you can control the phone on the player to do the action.
5. Reader (U disk) function
Can connect the computer to upload and download, also can be used as U disk, Bluetooth when you do not play Music.