Poly Studio R30 USB Video Bar (842D2AA) - Camera Resolution: 4K, Zoom: 5x (without tracking), 4x (with auto tracking), Connectivity: 1 x USB Type-C 5Gbps signaling rate, 2 x USB 2.0 Type-A, 1 x 4.5mm Power Adapter, Bluetooth 4.2 + WiFi 802.11a/b/g/n/ac, Microphone: Three-element Beamforming Microphone Array