Color Black Model TS-BTDF01 Material ABS Quantity 1 Piece Shade Of Color Black Bluetooth Version V4.0 Operating Range 10 Applicable Products OthersSet-top boxes Apple TV Box TV Blue-ray DVD audio amplifiers and other components with optical coaxial 3.5mm audio output types of products Battery Type OthersNo Plug Specifications US Plug (2-Flat-Pin Plug) Power Supply 100~240V Other Features Suitable for set-top boxes Apple TV Box TV Blue-ray DVD audio amplifiers and other components with optical coaxial 3.5mm audio output types of products; The latest digital to analog audio decoding function; CSR with the latest version of Flash Bluetooth wireless transmission function; Maximum distance of up to 20 meters; HiFi level APTX lossless analog audio launch; Multi-interface audio input using a wider range; Dimensions: 9.1 x 5.7 x 2.5cm; Weight (bare metal): 16g; The latest ultra-low power technology. Usage: Power after long press the power button the light is red and blue lights alternately state is automatically paired state promptly opened the receiving device (Bluetooth headsets Bluetooth stereo) Bluetooth audio receiver and other equipment; After 2 connection is successful the blue indicator light flashes slowly (about 2S-3S once); Select the product according to the audio output port interface device; If you only need to connect a fixed Bluetooth audio receiver device connected to this product has an automatic return function (after power press the power button a blue light flashes even in automatic return status automatically connect previously paired successful products) Packing List 1 x Transmitter 1 x USB power cord (70cm) 1 x 3.5mm audio cable (55cm) 1 x 3.5mm to RCAx2 audio cable (70cm) 1 x 2-flat-pin power adapter 1 x English manual