The Avaya BM32 expansion module provides an additional 32 dual LED buttons to your Avaya 1616 series IP Telephone.
The units do not require their own power supply connection as they draw power from the phone.
You can connect up to 2 button modules on a single phone.
- Compatible with the Avaya 1600 series handsets
- Provides an additional 32 dual LED buttons
- No PSU required, power is drawn from the telephone