




Expand your Optex RCTD-20U "Wireless 2000" wireless annunciator system with additional TD-20U is the battery-powered sensor transmitters. Up to nine TD-20Us can be added to one RC-20U receiver.
The detection pattern is selectable, allowing for a 17 foot fan pattern or 50 foot beam pattern, and sends a signal back to the RC-20U chime box when compromised. The device is powered by a standard 9V battery (not included).
Optex now brings the benefits of its advanced wireless technology in the form