GeneralProduct type Headset Additional features Vibration, LCD display, Mute button, Echo cancellation, Upgradeable firmware, Noise canceling circuit Weight 0.8 oz Width 2.7 in Destination Cellular phone Height 1 in Depth 1.3 in HeadphonesHeadphones type Headphone Monaural Form factor Over-the-ear Sound output mode Mono Headphones technology Dynamic Connectivity technology Wireless - Bluetooth Cables type USB charge cable Headset connectivity technology Wireless MicrophoneType Microphone Built-in WirelessWireless headphone technology Bluetooth Transmission Range 33 ft Bluetooth Profiles Headset Profile (HSP), Hands Free Profile (HFP) PowerBattery Headset battery Rechargeable Lithium polymer Mfr estimated battery life 6 hour(s) Power Supply / Device Power adapter External ConnectionsConnector Type 1 USB Cable(s) Included 1 USB charge cable External