120vac from a backed up power source or RATH® RP7700100
Wiring Requirements:
Requires a standard copper run between the elevator phone and 2100-VOIP2CS
Connect the elevator phone to 2100-VOIP2CS via a standard RJ11 jack and to SIP phone system via a standard RJ45 jack (maximum wire run of 300' between 2100-VOIP2CS and Network Switch)