Poly CCX400 Business Media Corded Phone For Microsoft Teams 2200-49700-019 THE INDUSTRY’S REIGNING AUDIO QUALITY Hear even the tiniest nuance with Poly HD Voice and Poly Acoustic Clarity technologies. Exclusive Poly Acoustic Fence technology eliminates distracting background noise and makes calling a pleasure. STYLISH LOOKS AND ULTRA-USABLE DESIGN Only the CCX 400 offers an ergonomic design and an intuitive user touchscreen interface that saves you the hassle of learning new features and functions. When a phone is this easy, better collaboration and productivity aren’t far behind. BETTER MANAGEMENT. BETTER INSIGHTS. BETTER SUPPORT. It’s an IT manager’s dream. Robust provisioning and management of telephony deployment and support make setup a snap. General Product Type: VoIP phone Phone Features Operating System: Android 9.