Aastra Usa AASTRA-M680 Aastra Expansion Module for Model 6800 Series Phones

The Aastra Expansion Module is designed to enhance your communication capabilities by providing 16 additional programmable keys with built-in LEDs. This module is compatible with Aastra 6865, 6867, and 6869 phones, allowing for seamless integration into your existing setup.

Features include paper insert labeling for easy customization and the ability to daisy chain with the M685 module for a combined total of up to 3 modules without the need for a separate power adapter.