Poly Trio C60 IP Conference Phone, PoE Enabled, Corded and Cordless, Wi Fi, 3 Lines, 5 Inch LCD, Black, 830A2AA A Ferguson Product Id 11533369 Reflective Details for Visibility: Increases A Screen Size 43 Reflective Details for Visibility: Increases safety during low light conditions by making you more visible to others on the ice Hottest spray formula available it features Poly's signature audio that reduces distracting background noise and delivers full duplex sound up to 22 kHz for crystal clear communication Scalable design options include expansion microphones or daisy chaining multiple units to accommodate meetings of any size