Crystal-clear communications with omni-directional microphone for noise reduction/echo cancellation; Digital Signal Processing (DSP) technology digitally compares the signals from 2 microphones and subtracts the common background noise resulting in clearer communications; Features call reject/waiting/transfer - volume up/down and voice dialing (with supported cell phones); Color LED indicates headset status and connection status; Supported Bluetooth profiles: Hands-Free Profile (HFP) - Headset Profile (HSP); Up to 6 hours talk time or 200 hours standby; Compliant with Bluetooth v2.0; Includes clear ear hook and microUSB travel charger.