Alarm.com ADC-AC-X100 HID Aero 2-Door/Reader Expansion Module

The X100 Two Reader Expansion Module adds support for two additional readers with four relay outputs and four programmable inputs to an Alarm.com X1100 Door Controller. For larger commercial installations, up to 32 X100 expansion modules can be connected together to manage up to 64 doors using a single X1100 Door Controller.