Headsets - Poly (Plantronics) - No - Mobile phone - Zigbee - Monaural (for one ear) - Neck clip - RJ9 - Ear canal gel adapter - Directional microphone (Noise Canceling) - Rotatable in the range of 270° - Short - Optimalised for Microsoft Teams - 7 - 13 - 20 - 30 - 180 - 24