BCM 50 Expansion
The Nortel Business Communication Manager 50 Expansion unit is designed to add additional capacity to the Nortel BCM 50 by utilizing a single Media Bay Module. Up to two external BCM 50 Expansion units can be used to expand the capabilities of the Nortel BCM 50 main unit. A simple RJ-45 CAT5 cable connects the expansion unit to the BCM 50 and the expansion unit uses its own external power supply, which is included.