User Interface Features Gesture-based, multitouch-capable capacitive touch screen 5-inch color LCD (720 x 1280 pixel), 9:16 aspect ratio On-screen virtual keyboard 1x USB 2.0 Type A-compliant host port USB battery charging BC 1.2 compliant1 1x USB 2.0 Micro-B device port Integrated Bluetooth 4.0 3 illuminated mute buttons Unicode UTF-8-character support Audio features 3 cardioid microphones Loudspeaker Frequency 180-14, 000
Hz Volume: 90 dB at 0.5 m peak volume 14ft/ 4.3 m microphone pickup range
Supported codecs: G. 711 (A-law and µ-law) G. 729AB iLBC ( 13.33K bps and 15.2K bps) Opus (8Kbps – 24Kbps) G. 722 G. 722.1, G. 722.1C Polycom Siren 7, 14 Polycom HD Voice Network and provisioning Single-port gigabit Ethernet 10/100/1000Base-TX across LAN QoS Support IEEE 802.1 p/Q tagging (VLAN), layer 3 TOS, and DSCP WMM (Wi-Fi multimedia) Open SIP and Microsoft Lync 2013/Skype for Business/Office365 Cloud PBX
Power LAN IN: Built-in auto-sensing IEEE 802.3 at. PoE Device (Class 4) Backward compatibility with IEEE 802.3 af.