- Microsoft Teams Certified- Include Jabra Link 380 USB-C dongle- 40mm mono speaker (single ear)- 100ft Bluetooth range when used in conjuction with the Jabra Link 380 USB dongle- Advance noise canceling microphone- 37 hours of talk time when battery is fully charged (up to 10+ days on standby)- LED Busy light in the headset, seen by people around you- 2 year warranty