ZIP 55i
Exceptional Features and Value in an Advanced, Expandable IP Telephone

Zultys Zip 55i

The Zultys ZIP 55i provides powerful features and flexibility in a standards-based, carrier-grade advanced level expandable IP telephone. With a sleek and elegant design, 144 x 75 pixel backlit LCD display and 6 dynamic context-sensitive softkeys, the ZIP 55i offers advanced XML capability to access custom applications and support for up to 9 calls simultaneously. The ZIP 55i is fully interoperable with the Zultys family of award-winning IP Telephony platforms, and can be fully managed by the Zultys MXIE Unified Communications desktop client. Part of the Zultys ZIP-5 Series of IP telephones, the ZIP 55i is ideally suited for moderate to heavy telephone users who require more one touch feature keys and XML based programs.

Key Features and Benefits

XML Browser

The Zultys ZIP 55i is equipped with XML browser capabilities and a large display with dynamic softkeys to easily access customized services and applications. You can create internal service applications using development guides available from Zultys. This feature provides unlimited potential to customize the ZIP 55i to meet your specific business needs or vertical applications using the display and keypad.

Enhanced Call Management

With extensive storage capacity for personal directories, call logs and redial lists and 12 programmable keys, the Zultys ZIP 55i can improve efficiency by providing more call information with the push of a button. Features such as call forward, call transfer, call waiting, call park and pick up, busy lamp field, paging and local 3-way conference increase call flexibility and control.


The Zultys ZIP 55i offers two different module extension options. It supports up to three Zultys 536M modules, each offering 36 keys with LED indicators to create a feature rich attendant console. Or, it will also support up to three of the advanced Zultys 560M modules, each offering 60 keys with a screen based LCD display and LED system.

Remarkable Audio

All ZIP-5 Series IP Telephones offer full-duplex speakerphone for excellent voice clarity and delivery. With the addition of wide-band audio sound and our over eight years’ experience in IP telephony and IP telephone design, Zultys can ensure superior voice quality on every product we sell.

Simplified Deployment

From initial deployment and configuration to future enhancements and upgrades, the Zultys family of IP telephones are designed to save your business time and money. Dual auto-sensing switched Ethernet ports eliminate additional wiring and simplify installations. Integrated IEEE 802.3af Power-over-Ethernet allows easy deployment with centralized powering and backup. Easily created configuration files, using any text editor, can be used to configure phones individually or centrally.

Feature Highlights

  • Up to 9 lines with call appearances
  • Multi-proxy support
  • Distinctive ringing
  • XML support
  • Personal directory
  • Call forward
  • Call transfer
  • Call waiting
  • Call timer
  • Caller and calling line information
  • Callers log
  • Local 3-way Conference
  • Paging and auto-answer capabilities
  • Redial list
  • Do Not Disturb
  • Programmable number pad speed dial
  • Live dial pad support
  • Missed call notification
  • One-touch call transfer, conference or call park
  • Busy Lamp Field (BLF)
  • Park and Pick-up