Auto Car CD-Changer Wireless Bluetooth-compatible Interface Music Aux IN Module Cable Adapter for H9EE Features: OOTDTY Easy to install and use, directly plug and play. Support USB, AUX or AUX MIC-input adapter ( USB support up to 8GB not included ) bluetooth-compatible handfree function ( AD2P ) Answer or reject call phones by press track +/-. Integrated bluetooth-compatible car adds Hands Calling and Wireless to factory stereo of many car. The system comes with built-in bluetooth-compatible and microphone. Use your phone in the car hands (HFP), stream your music from your phone to the factory stereo bluetooth-compatible playback (A2DP). Specifications: Material:Plastic Size:Approx.7x4.5x1.5cm/2.75x1.77x0.59inch Color: Black Standby Current: 3mA Operational Current: 300mA Total Harmonic Distortion: Less than 0.05% SN Ratio: 90dB Voltage-input: 11V-14.6V Supporting decoding format: WAV /MP3/FLAC (lossless format). Support external connection: 1 USB2.0 /AUX Bluetooth-compatible version: 5.0BR/EDR-(including compatible version-below 5.0) Distortion: < 0.05% Standby power consumption: > 0.1W Working power supply: DC11-15V (generally from the host computer, no external power supply is needed). USB output: DC5V/300mA. Working temperature: -20~70 Frequency response: 20-20KHz For Package Includes: 1x Module Unit 1x Wire Harness 1x Mic-Cable Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. _x000D_ _x000D_ _x000D_