Polycom SoundStation2 Expandable Conference Phone (2200-16200-001)

Amazon.com Price: $219.00 (as of 04/12/2020 09:49 PST- Details) & FREE Shipping.

Acoustic clarity full duplex for natural, simultaneous 2-way conversation
3 cardiod microphones with intelligent mic mixing and 10-foot pickup range
Adjustable volume with dynamic noise reduction