Type: Wired VoIP Standards: IEEE 802.3/1 Protocols: SIP Security: HTTPS (server/client) Transport Layer Security (TLS) SRTP (RFC 3711), SIPS, RTCP, VLAN (IEEE 802.1X) LLDP-MED Ports: 2 x RJ-45 10/100/1000Base-T PoE LAN 1 x Headset 1 x Type A USB 1 x Type B USB Display: 320 x 240 3.5" TFT LCD Power: 5V DC Specifications: Large call indication LED 37 keys, 9 LEDs Local 5-way-conference 4 freely programmable and 16 customizable function keys 12 virtual keys Full duplex speakerphone WLAN ready through USB Type A Excellent quality through wideband audio (snom klarVOICE) Power over Ethernet SIP RFC 3261 Security: SIPS/SRTP, TLS STUN, ENUM, NAT, ICE and IEEE 802.1X National language support XML mini browser