Wireless Bluetooth 5.0 Transmitter Receiver 3.5mm Audio Jack Aux Adapter Product Features: 100% brand new and high quality. 2 in 1 Bluetooth adapter with Bluetooth receive and Bluetooth transmit. Bluetooth Transmitter: add Bluetooth wireless function to your TV, PC, MP3 player, DVD player to enjoy wireless music and sounds. Bluetooth Receiver: Turn any speakers, headphones, stereo system to Bluetooth enabled. Every time when the device power on, the transmitter will automatically connect to the last connected device. Bluetooth-enable all 3.5mm media devices (enable Bluetooth receiving: speakers, headphones and more; enable Bluetooth transmission for: MP3, CD / DVD players, e-readers, TVs and more). Built in 600mah battery ensures up to 8 hours working time for portable use, fast-charging through the USB cable. Easy to setup, plug and play, Ideal For Any Powered Speakers Or Devices Using Standard 3.5mm Jack or AD2P Bluetooth. Compatible with Android, IOS phone system and PAD and all Bluetooth audio devices such as TV ,Speaker, PC,CD Player, iPhone, iPod, iPad, Tablets , MP3 Player Or Car Stereo and More. Noise reduction and echo cancellation. Compact design, easy to use. Specification: Bluetoo version: 5.0 Size: 135*80*20MM Charging: DC 5V Battery: 300mHa Working time: 5hours Charging time: 2 hours Output: 3.5MM audio output This product connects to Bluetooth devices (such as mobile phones), and uses AUX interface to input audio to other audio devices without Bluetoo function This product uses AUX to connect with the playback device, and transmits audio to the Bluetoo receiving device via Bluetooth (such as Bluetoo headset) Package Includes: 1 x 2in1 Bluetooth Transmitter Receiver 1 x Micro USB Charging Cable 1 x 3.5mm Audio Cable