Features
- Provides an additional 16 digital station (DS) ports for digital telephones
Compatibility
- Compatible with IP403, IP406 V1, IP406 V2, and IP412 control units
- Compatible with IP500 control unit running Professional Edition
- Digital station ports for use with 2400, 4400, 5400, and 6400 series digital telephones. Also compatible with 3810 and TransTalk 9040 wireless
Includes

Refurbished
Library
Avaya IP Office 400 Installation Manual.pdf
Avaya IP Office 400 500 Basic Installation Manual.pdf