Aastra 6755i IP Phone (55i) The Aastra 6755i offers powerful features and flexibility in a standards based, carrier-grade advanced level IP telephone. Like a New: New: $165.00 This product is eligible for 2 Year Platinum Protection! Aastra 6755i Features 144 x 75 pixels backlit LCD display Supports up to 9 lines with call appearances 4 call appearance lines with LEDs 4 navigational keys 6 customizable softkeys with LEDs 6 programmable keys with LEDs 8 fixed feature keys - goodbye, options, hold, redial, speakerphone/headset toggle, mute, 2 volume keys Full duplex speakerphone and message waiting light Integrated amplified headset port Can add up to 3 Aastra M670i expansion modules (36 keys with LEDs) Advanced XML capability to access custom applications Simplified deployment Dual 10/100 Mbps Ethernet ports Broad interoperability with SIP based platforms Powered by Power over Ethernet (802.3af PoE) or AC wall adapter (included)