1.interference-tolerable with WLAN devices 2.Supports Headset, Handsfree, A2DP and AVRCP 3.call waiting/conference functions Handsfree Car Kit,mobile phone accessoriesBluetooth V2.0 compliant, interference-tolerable with WLAN devicesl Class II, operation range up to 10 metersl Best-in-class voice quality ensured by cutting-edge noise suppression and echo cancellation techniquesl Voice dialing and ...