Bluetooth 5.0 Transmitter Receiver 2 IN 1 Wireless Audio 3.5mm USB Aux Adapter Description: BLUETOOTH COMPATIBLE: This audio Bluetooth adapter support 3.5mm aux audio, and also compatible with all smartphones, bluetooth audio devices (Bluetooth headphones, Bluetooth speakers and much more). TRANSMITTER RECEIVER MODE: 2in1 design, by using this wireless adapter, you can send and receive all of the audio freely and easily. Transmitter enables your TV, AV Receiver, Radio and other home audio source devices to stream music to your Bluetooth headphones or speakers; Receiver lets non-Bluetooth devices like your home stereo or AV Receiver and wirelessly stream music from your cellphone/PC. CLEAR SOUND: A2DP support voice prompts, gets high-quality audio sound, offers you 30 feet operation range with good performance, gives you a good experience when answering the phone or watching late-night shows. In order to get clear sound, we recommend NOT using the 3.5mm Bluetooth transmitter-receiver while charging. WIRELESS FUNCTION: Want to watch football/baseball / Boxing / Golf / NBA game late at night without waking anyone up? This is a great chose for you. Bluetooth transmitter function wirelessly streams audio to Bluetooth speakers or headphones from your TV or older media devices like portable CD players that lack built-in Bluetooth.  Specification: Colour: Black Type :2 IN 1 Bluetooth Adapter Bluetooth version:Bluetooth v5.0     Function: Bluetooth audio receiving and transmitting combo Built-in noise reduction HIFI sound quality Transmission Distance: 10M Input interface: 3.5mm audio Input voltage: DC/5V Drive: No need to drive, plug and play Power Supply: no built-in battery, external power supply Size:62*26*11mm Package included: 1xAudio Adapter 1xAudio Cable 1xManual