Bluetooth Transmitter and Receiver, AGPTEK 2-In-1 Wireless Portable Transmitter Audio Music Streaming Switchable with 3.5mm Stereo Output for Speaker, iphone, TV, PC, iPod, MP3, Tablets, Home Or Car AGPtek 2-In-1 bluetooth transmitter and receiver,connect to Bluetooth-disabled audio device via the 3.5 mm audio connector, to make it able to work with Bluetooth A2DP headset / speaker With 3.5 mm audio jack, suitable for most types of audio devices, such as TV / MP3 / MP4 / PC Built-in rechargeable lithium battery can work for 6 ~ 8 hours when fully charged.Compact size, portable and lightweight Adopt a high level of sensitivity, High performance Bluetooth 3.0 with A2DP for better sound quality,allowing you to enjoy stereo music without wire restriction or watch TV quietly (not to answer calls) Plug and play, no installation required, one year warranty