Microsoft Modern Wireless Headset

Dimensions
Length: 6.77” (172 mm)
Width: 6.46” (164 mm)
Depth: 2.36” (60 mm)
Weight
0.30 lbs (136 g)
Exterior
Color: Black
Frequency response
Microphone: 100Hz-10KHz
Speaker: 100Hz-20KHz
Noise cancellation
Beamforming with 2 mems microphone
Speaker
28 mm moving-coil speaker driver
Sound pressure level output
Up to 91 dB
Charging
Full charge in 2.5 hours
What’s in the box
Microsoft Modern Wireless Headset
Charging cable
USB dongle
Quick start guide
Safety and warranty documents
Certified for Microsoft Teams details
Microsoft Teams and Mute LED
Battery life
Up to 50 hours1 of music listening time or up to 30 hours of talk time on a Microsoft Teams call2
USB cord length
59” (1.5 m)
Simultaneous connection
Up to 2
Inputs
USB A dongle and Bluetooth
Compatibility
Bluetooth compatibility
Windows 11 Home/Pro, Windows 10: 20H1, 19H1, RS5*
Windows 8, Windows 7
Mac OS, Android, IOS
Microsoft Teams （ASP） compatible with Windows 11 Home/Pro, Windows 10, and Mac OS
Some features require software download (storage required); not supported on Mac OS.
Audio codec
SBC
Buttons/controls
Power Slide button
Pairing button
Microsoft Teams button
Mute button
Hook button
Flip-to-mute
Volume control dial
Warranty
1-year limited hardware warranty3
Technology details
Bluetooth range:
32.8 ft (10 m) – office
98.42 ft (30 m) – office air