Multi-Function Wireless & Wired Compatible Alarm System: ZUDEN's Security systems are much more than reliable and easy-to-use security alarms. The 8 Wired Zone +16 Wireless zone alarm panel of ZDAS-16CA-8 takes advanced microprocessor as its core technology, allows you to integrate a Multi-Functions, offers many new and exciting ways to keep you and your family safe. Remote control of home appliances is optional(Compatible with ADEMCO4+2,CONTACT ID.)