100% Brand New and High Quality. Plug and play: Installed via CD changer port, simple and , perfectly with the car Support Hands-free Phone Calls (HFP): Supports answering/hanging up, etc. via car radio buttons and steering wheel buttons. Support A2DP Playback: Easily stream music from Bluetooth devices into factory car stereo system Bluetooth AVRCP Control Technology: You can use the car audio host (or steering wheel) to control song selection/previous/next track, pause, skip/rewind. Hi-Fi Sound Quality: Connected to the car stereo via wire harness, interference and loss of sound quality, rivaling CD sound. Multimedia Car Bluetooth Connector Bluetooth supports hands-free answering (you can control answering/hanging up calls through the car audio host and steering wheel buttons), Support A2DP Bluetooth music playback (through the car audio host, steering wheel control song selection/back/pause and support for multiple Bluetooth devices) Power supply: 12V car DC Voltage input: 11V ~