The Jabra Evolve 2 55 headset is the perfect choice for hybrid work or wherever you do your work. Headset shape: On-ear Connectivity technology: Wireless, USB-C Dongle Wireless technology: Bluetooth Bluetooth version: Bluetooth 5.2 Audio playback mode: Stereo Maximum range 30 m Audio features: Frequency response 20 - 20000 Hz Maximum input power: 30 mW Active noise cancellation: Yes Microphone: Boom Controls: Attenuation, volume, power on/off, busylight, ring Software certification: Zoom certified, Cisco Webex Certified, Alcatel-Lucent certified, Avaya certified, Unify certified, MFi certified, Microsoft Swift Pair certified, Amazon Chime certified Charging time 2 hours Battery life up to 18 hours Manufacturer's warranty: 2 year warranty