A small, economical, lightweight power supply designed for powering small systems. Housed in a rugged, all metal case, it features short-circuit protection with automatic recovery and full voltage regulation to 400mA. It supplies 24 volts DC at .4 amp to the system. The fully regulated, current-limited unit also provides proper termination for the intercom system.

The PK-7 features both short-circuit and reverse polarity protection. Three output connectors provide convenient interconnection to the beltpacks. Will support 10 beltpacks or 3 speaker stations. Simply plug the PK-7 into a standard AC power outlet, attach the headset stations to it using a standard mic cable, and begin talking. Users adjust the volume levels of their headsets to their personal preferences.

UL listed external power supply module included.