Headsets - Poly (Plantronics) - No - Wireless headset - Monaural (for one ear) - RJ9 - Ear canal gel adapter - Directional microphone (Noise Canceling) - Omnidirectional microphone (OMNI directional) - Rotatable in the range of 270° - Optimalised for Microsoft Teams - 180 - 20000 - 24