- Triple connectivity: Connect to deskphone, Bluetooth mobile phone, or computer (PC or Mac) via USB-C cable- Long range bluetooth up to 250 ft (75 m)- Call control on the headset (answer/end, volume up/down and mute)- 7 hours talk time (9 days standby)- Digital MEMS omni-directional four microphones- WindSmart technology and P2i coating for moisture protection- headset weight 20 grams (0.04 lbs)- Remote answering with lifter (HL10) or EHS available for deskphone.