Dimensions 238 x 190 x 40 mm (LxWxD) w/o foot stand 238 x 190 x 200/220 mm (LxWxD) with foot stand Display High-resolution color display 320 x 240 pixels 18 bits color depth Weight Phone 690g, Footstand 230g Color Black Power over Ethernet class ( PoE ) IEEE 802.3af, class 3 Freely programmable keys 16 freely programmable function keys with 3-colours LED 4 context sensitive function keys Call indication LED Message waiting indication LED Total amount of physical keys 49 Interfaces Network connection 2-port Gigabit Ethernet switch (RJ45) Wireless technologies Support for USB WLAN stick Built-in Bluetooth compatibility USB 1 x USB 2.0 host port, Type A Power supply PoE or 5V DC power adapter Headset support 4P4C connector, USB support for Snom EHS Advanced Environmental Conditions Temperature Ambient: 0°C to 35°C (32°F to 95°F) Storage: -10°C to 45°C (14°F to 113°F) Humidity 5% to 95% (non-condensing) Homologation Type approval CE Safety IEC 60950