1. Plug and play: Use the car audio host's disc box interface to install in place, simple and fast, and integrate perfectly with the car. 2. Support HFP Bluetooth hands-free calling: You can control the operation of answering or hanging up the phone through the car audio host and the steering wheel buttons. 3. Support A2DP Bluetooth music player: Bluetooth device audio can be easily played through the car audio 4. Bluetooth AVRCP control technology: You can use the car audio host (or steering wheel) to control song selection or fast forward or rewind or pause, easy and safe control. 5. High-fidelity sound quality: The Bluetooth host is output to the car audio through a wired connection, eliminating any interference and sound quality loss, and the sound quality is comparable to CD. Input voltage: 12V DC supports HiFi, A2DP, AVRCP and HFP Frequency response: 20Hz to 20kHz, ± 2dB Frequency Range: 2.402-2.480GHz Power: ≤ 5W Distortion: 0.01 percent SN Ratio: 95dB AC6926A stereo bluetooth chip. Integreated intelligent voice noise reduction tenology to reduce for echo and noise Support Button control on radio or steering wheel Compatible for: For Suzuki Radio by Clarion Swift VI:2005-2010, Jimny:1998-2010, Grand Vitara(ESCUDO Sidekick) 2006-2010, For Clarion(CE-NET) VXZ-768R etc. Other: for Buick Excelle(6 discs), for Chevrolet EPICA(6 discs), for Mazda 323(6 discs changer), (don't test) Test Radio Head Units. Clarion VXZ2768R, for Suzuki Jimny2010(Clarion PS-2681H) Colour:Black Material:plastic Package Contents: 1 x bluetooth module or 1 x bluetooth module 1 x bluetooth microphone 1 x English User Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.