Poly Sync 10 Speakerphone USB-A/C (Retail)Overview: Turn any home office into a bona fide conference room with the easy to use all in one Poly Sync 10 USB speakerphone. Its two microphone steerable array reduces surrounding noise. And with clear understandable touch controls expect foolproof conference calls. The Poly Sync 10 USB speakerphone has a steerable two microphone array that keeps surrounding noise out of your call. And its full duplex audio enables simultaneous conversations on both