Model Number /Package Yes2 In 1 Bluetooth \ 0 Adapter Dongle For Tv Pc Headphone Car Handsfree Wireless Audio Transmitter ReceiverFeature \ In Transmitter Mode, You Can Search And Display 8 Nearby Bluetooth Devices For You To Choose To Connect, Making The Operation More Convenient.\ Long Press The Multi-Function Button To Turn On And Off The Phone With One Button. When There Is An Incoming Call In Receiving Mode, Press The Button To Answer The Call Hands-Free.\ Slide The Side Switch To Switch The Mode With One Key, Which Can Receive And Transmit.\ Built-In 120Mah Battery, Which Can Play Continuously For About 8 Hours After Being Fully Charged. Saving Electricity And Has A Long Service Life.\ Computer Connect The Bluetooth Speakers/Headphones, Transmission Range Up To 10M, Enjoy The Original Sound Music.\ Driver-Free, Plug And Play, Bluetooth Fast Matching And Connect, More Convenient To Use.\ Bluetooth \ 0, Strong Compatibility, Faster And More Stable Signal Transmission.\ Used For All Digital Products With Audio Input/Output (\ 5Mm Audio Interface), Only Need To Link The Audio To The Input/Output.Specification Bluetooth Version \ 0Input Voltage Dc 5VTransmission Distance About 10M/32.81Ft In Open AreaSize 69.2 X 40.2 X 14Mm/\ 72 X \ 58 X 0.55Input Interface \ 5Mm Audio CableBluetooth Configuration V5.0 Edr, A2dp, Hsp, AvrcpBuilt-in rechargeable lithium battery; USB rechargeable countryoforigin: Hong Kong