TBZ500 certified Z-wave Plus w/S2 security. It works with Z-wave certified panel. It has been tested with Honeywell Lynx Touch 5200/7000/Vista20p + VAM/Vista 128BPT + Tuxedo Touch, Qolsys IQ/IQ2, 2GIG GC2/GC3/GC2e/GC3e, Interlogix Simon XT/XTi5 and Samsung SmartThings Hub