General Product Type Headset - Bluetooth Weight 0.4 oz Recommended Use Cellular phone Additional Features QuickPair, Echo cancellation, Battery level indication, Noise canceling circuit Headphones Headphones Type Headphone - Monaural Headphones Form Factor Over-the-ear Connectivity Technology Wireless - Bluetooth Sound Output Mode Mono Microphone Type Built-in Microphone Operation Mode Mono Wireless Link Transmission Range 33 ft Power Power Device Power adapter - External Battery Headset battery - Rechargeable - Lithium ion Run Time (Up To) 7 hour(s) Standby Time 200 hour(s) Manufacturer Warranty Service & Support 1 year warranty Service & Support Details Limited warranty - 1 year