Up to 37 hours battery life Great for flexibility in noisy offices Bluetooth, up to 30m Connect to up to 2 devices Built to last 2 year warranty Digital hybrid Active Noise-Cancellation 10 microphone technology Over-ear wearing style Fast charge Performance Country of origin China Phonebook access profile (PBAP) Yes Music playback Yes HD voice Yes Hearing protection technologies Jabra SafeTone Number of simultaneously connected devices (max) 2 Motion sensor Yes LED indicators Yes Detachable cable Yes Cable length 1.2 m Volume control Button Operating keys Volume +, Volume - Product colour Black Headset type Binaural Recommended usage Office/Call center Wearing style Head-band Product type Headset Ports & interfaces Wireless range 30 m Bluetooth profiles AVRCP Bluetooth version 5.0 Bluetooth Yes USB connector USB Type-C USB connectivity Yes 3.5 mm connector Yes Connectivity technology Wired & Wireless Headphones Noise canceling type Active Noise canceling Yes Driver unit 4 cm Headphone