2 X PIR motion detector for Yale HSA6600 HSA6400 & HSA6300 alarm systems
Compatible with Yale HSA6000 range alarms only, i.e. HSA6600, HSA6610, HSA6410, HSA6400, HSA6300, you can check Yale website for compatibility. These are for Yale systems only. 2 X PIR Potion Sensors for Yale Wireless Alarms.