W8 Car Audio Adapter Bluetooth-compatible Receiver FM Transmitter with Telescopic Cable Car stereo turns into Bluetooth-compatible wireless playback in seconds,plug it in directly and use it Newly upgraded Bluetooth-compatible 5.3 chip for more stable multi-data transmission,wider wireless coverage HD hands-free calls,one-touch hang-up and music switching Applicable to all mainstream car models,FM87.5~108MHZ adjustable. LED high definition display,channels are clearly visible Plug and play,automatic connection with ignition,stable signal without lagging The cable body is made of high resilience TPE material,good anti-tangle elasticity. 0.3m-1m expansion Specifications: Material: ABS Display: White screen Operating voltage: 5V Bluetooth-compatible transmission distance: 10-15 meters Supported formats: MP3/WAV Output: 3.5mm AUX FM frequency: 87.5-108.0MHz Operating temperature: 0-55℃ Bluetooth-compatible version: 5.3 Package included: 1 x Car Audio Adapter Bluetooth-compatible Receiver 1 x English User Manual Other items not include