Jabra Evolve2 65 Stereo Wireless On-Ear Headset (Microsoft Teams, USB Type-A, )Black (26599-999-989) Comfortable and noise-isolating 3-microphone call technology Headset Features - Answer/End Controls, Music Control, Mute Function, Volume Control Microphone Design - Flexible Boom Speaker Driver Size - 40.00 mm Earpiece Design - On-Ear Listening Mode - Binaural Wireless Range - 30 m Wireless Technology - Bluetooth Host Connection - 1 x USB Wearing Style - Over-the-Head Weight - 176.4 g Run Time (Up To) - 24 hour Standby Time - 1600 hours Recharge Time - 1.5 hour