Feature:

[ Low Delay ]: Low latency for high-fidelity stereo sound, content transmission without delays in transmitter mode.
[ 2 in 1 Bluetooth Receiver/Transmitter ]: The portable adapter that can be used as a transmitter or receiver at the same time,and with hands-free function.
[Receiver Mode] Bluetooth Receiver change the traditional speakers into Bluetooth-enabled speakers
[Transmitter Mode] Bluetooth Transmitter is specially designed for the Audio Devices (such as MP3, MP4, TV, etc.) without Bluetooth function.
[ Portable Size ]: The compact bluetooth adapter is small, lightweight and easy to carry.
[ Elbow Design ]: Does not take up space.
[ Plug and Play ]: No driver required, easy to use. Works with the device which has 3.5mm jacks.
[ Micro USB Power Supply ]: Charge it on the Micro USB port and connect it to the device via the audio adapter while using. 
 
Specification:

Type: Bluetooth Receiver Transmitter
Colo: Black
Interface: Micro USB / 3.5mm Jack
Effective Working Radius: <10 (m) / 33ft
Bluetooth Standard: v5.0
Working Time: 4 Hours (Fully Charged)
 
Package Included:

1* Bluetooth receiver
1* 3.5mm adapter
1* Manual
 
How to use:

Receiving Mode RX (Displayed as blue light)

1. Charge it with MicroUSB cable before use;. 
2.Connect the C28 to an audio device using the AUX cable;
3. Change the on/off button to position RX.
4. Turn on the device (long press the multi-function button) and the blue light will flash rapidly, indicating that it is ready for pairing;
5. Locate the C28 in your phone's wireless search and select pairing.

Transmit mode (TX) (red light)
1. Please use the MicroUSB cable to charge before use;
2. Connect the C28 to an audio device using the AUX cable
3. Change the on/off button to position TX.
4. Turn on the device (long press the multifunction button) then the red light will flash rapidly to indicate that it is ready for pairing;
5. Turn on the device to be connected and the C28 will connect automatically. The wireless indicator will light up red when the connection is successful.

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