Description Product Reviews Optex RCTD-20U Wireless 2000 Indoor/Outdoor Wireless Annunciator System OPTEX now brings the benefits of its advanced wireless technology in the form of greater RF transmission range with the new Wireless 2000 driveway and entry announcer, and design versatility, to make your life more comfortable and convenient. The system can be installed anywhere easily and quickly with no wiring and now allows for 2000′ line of sight transmission range. For additional range and protection add the TR-10U Repeater and TC-10U door contact / wireless transmitter. Whether it is for home or business, indoor or outdoor, the Wireless 2000 is the ideal choice for perimeter awareness and wireless remote control. Main Features Accepts 9 transmitters, identifies each group of 3 with a different chime tone Form C relay for activating other devices with adjustable output duration Selectable 17′ fan (wide) or 50′ beam (long range) detection pattern Whats Included TD-20U Transmitter RC-20U Receiver 9V DC Adapter 0 Reviews Hide Reviews Product Reviews