Escene 4 Line Advanced IP Phone (ES410-PEN) - Display: 240 X 160 Graphic LCD, 4 Level Contrast, Keys: 47 Keys, Including 8 Programmable Keys, 20 LEDs: 1 X Status Light, 4 X Account Lights, 1 X Message Light, 1 X Headset Light, 8 X Programmable Lights, 4 X Function Lights, 1 X Speaker Lights, Wall Mountable, Connectivity: 1 X RJ-9 Handset Port, 1 Xrj-9 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: 1.37KG, Dimension: 287 X 214 X 90MM