Aastra Telecom Pro 160 manual What are Expansion Modules?, Model 536M, Model 560M

AastraLink Pro 160 Administrator Guide

What Are Softkeys and How Do They Work?

What are Expansion Modules?

The 5i Series Aastra IP SIP Phones offer expansion module units that can attach to the right side of the phone to provide additional softkeys. These expansion modules are called the 536M and the 560M.

Model 536M

For Phones 53i, 55i, 57i, and 57i CT

Model 560M

For Phones 55i, 57i and 57i CT

6-6 41-001190-01 Rel. 1.1, Rev. 00