Description:1.LCD screen design, T12 transmitter can freely choose the headset or speaker to connect ,T12 can search for 8 devices and display them on the LED screen.
2.Transmitter Receiver 2-In-1:Universal audio adapter makes your TVs and other devices enabled to stream audio to your headphones, or makes your home stereo enabled to receive the wireless music streaming from your phone and tablet. 
3.Works with device which have USB port and 3.5mm port
4.Easy to use and carry, Plug & Play: transmitter and receiver without installing any external driver.
5.Extensive compatibility: The receiver transmitter can be directly used for PC, etc. via USB. Using the included 3.5mm cable, this receiver transmitter adapter can be widely used in TV, car stereo, home stereo, headphones, etc. (requires USB plugged in power to power the device)
6.Support hands-free calling , Built-in noise reduction HIFI sound quality
Specification:
Model number: T12Name: audio adapter version: 5.0Transmission signal distance: 10mInput interface: 3.5mmInput voltage: DC/5VColour: BlackWeight: about 40g
Package Includes:
1 X T12 Transmitter & Receiver1 X Audio Cable1 X User Manual