Inovonics* Wireless Dual Input Universal With Wall Tamper TransmitterThe Inovonics EN1216 dual input universal with wall tamper is designed for use with any standard contact or sensor that provides a contact closure. The primary alarm input is selectable normally open or closed and the secondary alarm input is set to normally closed only. It is fully supervised and includes a wall tamper switch that notifies the system when the transmitter is removed from its mounted surface. Key Features Supports dual inputs Can be