The VIS1220 comes in two parts. The larger part is the Transmitter and includes the Reed Switch & Battery. The second part is the Magnet. Both parts are easy to install. The transmitter can be attached to door or window frames with two screws (included). While the Magnet is also alligned and attached to the door or window using 2 screws.  

Alternatively, The VIS1220 can be programmed as either Normally Closed or Normally Open with an End-of-Line (E.O.L.) resistor. The auxiliary input can be used with additional products, such as push buttons, detectors, magnetic contacts and more.

A red light illuninates whenever alarm or tamper signals are reported.

MCT-302  Features:

• Magnetic contact and auxiliary input for external devices
• User-selectable operation of auxiliary input as NC or EOL (end-of-line loop with NC or NO sensors)
• Back tamper switch detects removal from place (model MCT-302 T)
• Superior transmission range
• Fully supervised
• PowerCode ID factory-selected from 16 million possible combinations
• Smart anti-collision mechanism supports multiple simultaneous transmissions
• Long-life standard lithium battery included
• Low-battery signaling
• Available in several optional frequencies in compliance with international standards
• Compatible with PowerMax^® and all Visonic PowerCode wireless panels and receivers