Product Description Nortel 1120E IP phone is a multiline IP phone with Gigabit Ethernet and has a high resolution graphic display. This IP phone supports the SIP protocol that allows easy implementation on Nortel or third-party servers. The 1120E also allows the use of voice and data applications. Specifications: 240x80 pixels high resolution monochrome LCD display 14 key fixed function Four keys function navigation Cluster Firmware updateable on field (TFTP) Multi-line USB port Call recording Support headphones Specifications Color: Graphite with silver bezel Size: 7.9" x 7.4" x 8.1 Weight: 2,29 pounds. Codec: G.711a/u, G.729a/b Protocol: E.164 Dialing, SIP Supports IEEE 802.af Power over Ethernet (PoE) Optional Local AC Power Supply Compatibility: Nortel Communication Server 1000, 2000 and 2100 Business Communication Manager 50/200/400 Survivable Remote Gateway 50/200/400 Media Gateway 1000B Multimedia Communication Server 5100/5200