Box content: Headset, desk stand (SKU dependent), Jabra Link 380 BT adapter, 1.2m/3.9ft USB-C to USB-A cable, 3.5mm jack audio cable 1.2m/3.9ft, flight adapter, carry case, warranty and warning (safety leaflets) Packaging dimensions LxWxH Non-Bundle SKU: 28599-989-899 in Bundle SKU: 28599-989-899 in Main unit dimension 198.6x160.0x77.3mm/7.82x6.30x3.05in Weight incl main wearing style 286g/10.08oz Material used Headband ultra soft foam covered in color-matched leatherette, ear cushion soft audio foam covered in color-matched leatherette Battery type Rechargeable lithium ion battery Jabra Direct/Jabra Express: Yes Jabra Sound+: Yes LED features and functions Microsoft Teams notifications**, busylight, incoming call Active Noise Cancellation 4 microphone digital hybrid ANC Speaker size 40mm Ø Speaker sensitivity: 117dB @1mW-1kHz Speaker max input power 50 mW Speaker frequency range 20Hz-20.000Hz Speaker bandwidth - Music mode 20Hz-20.000Hz Speaker bandwidth Speak mode 100Hz-8.000Hz Microphone type 4 Analog MEMS / 6 Digital MEMS Microphone sensitivity -35 dBv/Pa (analog microphone)/-26 dBFS/Pa (digital microphone) Microphone frequency range 5-20.000Hz for analog microphone/100Hz - 8000Hz for digital microphone Audio codecs supported SBC, AAC User hearing protection: Jabra SafeToneTM Certifications Leading UC vendors; meets Microsoft Teams Open Office requirements Headset form factor Over-the-ear headband Talk time Up to 30hrs (with ANC/busylight off)/Up to 20hrs (with ANC on/busylight on) Music time Up to 37hrs (with ANC off)/Up to 32hrs (with ANC on) Charging time Up to 140min Power consumption 5V/500mA Battery status % after 30 min / 60 min: 30% after 30 min and 60% after 60 min Connection (computer and mobile devices) USB-A/USB-C Bluetooth adapter, 3.5mm jack (corded), Bluetooth Bluetooth device: Yes Bluetooth version: Bluetooth 5.0 Bluetooth profiles HSP v1.2 , HFP v1.7, A2DP v1.3, AVRCP v1.6, PBAP v1.1, SPP v1.2 Operating range U