Escene 3 Line Professional IP Phone (ES330-PEN) - Display: 132 x 64 Graphic LCD, Keys: 50 Keys Including 12 Programmable Keys, 22 LEDS: 1 x Headset Light, 3 x Account Lights, 1 x Message Light, 1 x Headset Light, 12 x Programmable Lights, 4 x Function Lights, 1 x Speaker Lights, Wall-Mountable, Connectivity: 1 x RJ-9 Handset Port, 1 x RJ-9 Headset Port, 2 x 3.5mm PC Headset Port, 2 x RJ45 10/100M Ethernet Ports, Power Adapter: AC 100~240V Input and DC 12V/1A Output, USB Port Only Support DC 5V Feature, Power Over Ethernet, IEEE 802.3af, Class 0, Power Consumption: 2.5-3.5W, Net Weight: 1.2KG, Dimension: 287x214x90mm, Operating Humidity: 10~95%, Storage Temperature: Up To 60°C