Item is used, but were working when removed from the office. No refunds available for working products. If for some reason the module does not work, it can be returned for a full refund of the purchase price or exchanged. Buyer pays shipping.
*Nortel / Meridian 36 Button M536 Expansion Module Add-On
*36 Button Add On Module
*Add on for Centrex Phone
*Line/Feature LCD indicators
*The centrex phones require you to order centrex service from your telephone provider and will not work without this service.
*The Nortel M536 is NOT a regular expansion module. The Nortel M536 requires a Nortel phone system to operate.