ICRESVPA3C - International Connectors And Cable Corp. Compact Module Telephone 8-Port with RJ31

8 Port Telephone Module with RJ31 Designed to support up to 4 incoming telephone lines with 8 outputs/extensions per line Module is bridged as using only 2 incoming lines can get 16 outputs/extensions per line and using only 1 incoming line can get 32 outputs/extensions Includes an RJ31X jack connected to line 1 for a security system Includes an expansion jack for more outputs/extensions by connecting to ICRESVPB10 8-port telephone residential module with expansion jacks Fits all ICRESDC 14", 21", 28", and 42" residential distribution center enclosures with the 4 locking buttons Modules compatible with most major manufacturer's enclosures UL listed