Cooper Wiring Devices Open House 5578 4x6 Telephone Main Module. Shares 4 phone lines to 6 locations. Installs in Cooper's standard wiring panel or any other Open House compatible panel (will not fit a Leviton panel unless you modify it by drilling holes, etc.). Features include:
Provides telephone service for 4 lines and 6 locations; locations can be increased by cascading additional modules
110 type punchdown cable terminations
RJ31X security and expansion jacks - allow integration with a security system and provide link to additional units for future expansion
