Conference Phones - Poly (Plantronics) - Yes - Headset with cable - Mobile phone - Bluetooth - USB-C - Omnidirectional microphone (OMNI directional) - Optimalised for Microsoft Teams - 210 - 20000 - USB-C - Battery and USB - Power over Ethernet (PoE) - PoE, Class 2 - 3,0 m / 6,0 m diameter