Microsoft Certified Teams Standard DECT Wireless HeadsetDECT Headset: • Binaural Ear (dual ear) over-the-head Headset• Busylight on headset• Leather Ear Cushions• Yealink Acoustic Shield TechnologyDECT Base:• Microsoft Teams button• Input Ports: 2x Micro USB Port• 2.5mm jack port for Busylight BLT60(Optional)• Ringer• Power Adpater