1. Works with car audio, especially convienent for the cars which has ISO conector
2. Car audio will be mute automatically when there is a coming call, and be switched to talking situation
3. Volume up/down
4. Support A2DP/AVRCP
5. Support voice dial/redial
6. Auto pairing when ignition is on
7. Reliable quality
8. Packing detail: 24kits/ctn, 12kgs, ctn meas: 44*35*36cm