Honeywell SK-4 Fire Alarm Control Panel ModuleCondition:* Used, removed from service in working condition.* Sold as-is. As pictured.Additional Notes:* Four Class B initiating device circuits* Two Class B notification appliance circuit* Synchronization for System Sensor, Gentex and Wheelock devices* Silent or audible walk test operation* Disable switches provided per zone* Form C alarm, trouble and supervisory relaysHoneywellSK-4