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Avaya 1603 IP Phone (700415540)

Avaya 1603 IP Phone (700415540)

Please call for availability.

The Avaya 1603 is a three line IP phone that is great for common areas, break rooms, and warehouse applications.

Certified Refurbished - Factory finished casing, NEW handset, NEW handset cord, NEW button set, NEW label and NEW plastic overlay.

1603 Telephone Features

  • 2 row x 16 character backlit display
  • Supports 3-line appearances with dual LEDs Fixed feature buttons include volume up/down, mute, speaker, menu, hold, conference, transfer, drop, redial
  • High-quality 2-way speakerphone
  • Message waiting indicator
  • Reversible wedge stand for desktop and wall-mount use
  • Firmware upgradeable
  • 8 personalized ring patterns
  • Single Ethernet port Static or dynamic address assignment
  • Powered via 802.3af Power over Ethernet when equipped with optional in-stand splitter or optional 5V local power supply (sold separately; see drop down option above)


  • The Avaya 1603 IP phone is compatible with IP Office R4.2 or higher and Avaya Communication Manager R3.0 or higher

Accessories and Related Items
Avaya 1600 Series 5V Power Supply (700451230, 700512377)

Avaya 1600 Series 5V Power Supply (700451230, 700512377)

New: $16.99
Availability: In Stock


Avaya 1603 User Guide (pdf)

Avaya 1603 Quick Reference Guide