Installation and Operations Manual for the GE Security MC-4TX1FXSM and MC-4TX2FX, published in 2010. Document No: 1069180, Rev: 1.0. 7 models including MC-4TX1FXSM-2Km, MC-4TX1FXSM-15Km, MC-4TX2FX and 4 additional variants. Hardware mounting, wiring, and user system management.