Cisco 88XX - Key Expansion Module

Published on Jul 23, 2026

1 minute(s) read

Article summary

Goal

The purpose of this article is to provide information on the Expansion Module (Side Car) and how it may help your business needs.

Note:

Expansion modules receive power from the phone but may require a power supply if using multiple expansion modules at a time.

Cisco - Phone: Change Ringtone on 8800 Series Phones
Cisco - Phone: 8800 Series Quick Start Guide
Cisco - Phone: Cisco IP Phone 8861 Enhance Experiences with Personal Mobile Devices
Cisco - Phone: Troubleshoot 8811 VPN Enabled Phone
Cisco - Phone: 88XX Series Factory Reset Procedure
Cisco - Phone: 8811 Quick Reference Guide