Gigabit Ethernet (10/100/1000) line interface, Second Ethernet interface 10/100/1000 Mbps

Screen : Monochrome display ? 3.2 inches x 2.2 inches (8.2 cm x 5.5 cm)
Lines : 1
Networking : Gigabit Ethernet (10/100/1000) line interface, Second Ethernet interface 10/100/1000 Mbps
Voice Codecs : G.711, G.722, G.726, G.729ab
Quality Of Service :
Network Protocols : HTTP, (VoIP) H.323, SIP
Features : 8 buttons with dual LEDs (red, green), 4 softkeys, 24 administrative buttons, Full duplex speakerphone, ergonomic hearing aid compatible handset
Power Supply : PoE Class (IEEE 802.3af)
Dimensions : N/A
Weight : N/A