Features2 row x 16 character white backlit displaySupports 3-line appearances with dual LEDsFixed feature buttons include volume up/down, mute, speaker, menu, hold, conference, transfer, drop, redialHigh-quality 2-way speakerphoneMessage waiting indicatorIntegrated headset jackReversible wedge stand for desktop and wall-mount useFirmware upgradeable8 personalized ring patternsDual Ethernet ports (PC pass-through port with voice priority)Static or dynamic address assignmentPower Requirements CompatibilityThe Avaya 1603SW-I IP phone is compatible with IP Office R5.0 or higherAvaya Communication Manager R3.0 or higherIncludes RefurbishedLibrary Avaya 1603 1603SW 1603-I 1603SW I IP User Guide.pdf
