【Bluetooth Transmitter Receiver Mode】wirelessly streams audio from your non-Bluetooth TV, PC, MP3, or CD player to your Bluetooth headphones. wirelessly streams audio from your Bluetooth-enabled phone, tablet, or computer to your wired stereo, or headphones. | 【Broad Compatibility】With the included 3.5mm cable, this Receiver Transmitter adapter can widely be used on your computer, laptop, car stereo system, home stereo system, headphone, smartphone, Mp3 player, CD player, etc (Not: Our product not compatible with Ipod). | 【USB Power Supply】There is no built-in battery, and it is powered by DC 5V usb interface: A.Insert usb power, the red light is on in the transmitting mode, the red light flashes when pairing, and the red light is always on after the pairing succeeds. B.Insert usb to power on, the receiving mode is blue light, the blue light flashes when pairing, the blue light is always on after pairing is successful. | 【Portable Bluetooth Adapter】The compact bluetooth adapter is small, lightweight and easy to carry. | 【Please Note】Our device only support connect one Bluetooth headphones. Please don't buy it if your TV not with 3.5mm headphone or RCA port, Please contact with US if you have any question,