Alcatel 8028S Premium Desk Phone WW (3MG27202WW) - Display: 2.8 inch, 64 x 128, pixels black&white, white backlight, effective display area size 64 x 32 mm2, Keypad: Up to 68 soft keys (OmniPCX Enterprise): Up to 36 soft keys (OmniPCX Office), 4 programmable keys with LED and paper label, Magnetic alphabetical keyboard, Full-duplex speakerphone, Connectivity: RJ-45 LAN: Gigabit Ethernet 10/100/1000, RJ-45 PC through 10/100/1000 Gigabit Ethernet switch, RJ-9 connector for corded handset, RJ-9 connector for alphanumeric keyboard, 3.5 mm jack 4 pole headset port, SATA connector for external ringer and audio active envelop indicator, 2.1 x 5.5 mm DC power jack plug socket for external AC/DC power adapter, SATA connector for add-on module connection, USB A