Plug and play: Installed via CD changer port, simple and fast, compatible with the car. Supports hands-free phone calling (HFP): enables answer/hang up functions via car radio buttons and steering wheel controls. Supports A2DP playback: stream music from Bluetooth devices to the factory car stereo system. Bluetooth AVRCP control technology: use the car o system or steering wheel controls to manage song selection, previous/next track, pause, fast forward, and rewind. Hi-Fi sound quality: connects to car stereo via wire harness, delivering clear, interference-free o with minimal sound loss. Multimedia car Bluetooth connector BTA. BTA Bluetooth supports hands-free calling (answer/end calls using car o system or steering wheel buttons) and A2DP Bluetooth music playback (control play, pause, skip, and navigation via car controls; supports multiple Bluetooth devices). Power supply: 12V car DC. Voltage input: 11V–14.6V DC. Operational current: 600mA. Standby current: 20mA. Frequency response: 20Hz to 20kHz, ±2dB. Power: ≤5W. Distortion: 0.01%. Signal-to-noise ratio: 95dB. Operating temperature: -35°C to 85°C. Compatible models: Accord 2003–2011, 2005–2010, Fit 2006–2011. Material: ABS. Color: Black. Package includes: 1 x Bluetooth adapter, 1 x microphone, 1 x English manual. Additional items not included. Note: Lighting and display differences may cause slight color variations between image and actual product. Measurement tolerance: ±1–3cm.