The AIR-EAGLE XLT MODEL 441P-HH-4 Is a handheld R.F. transmitter designed to work with receiver model 441AN/DP-5-0002 to provide wireless on/off and speed control of equipment at distances up to 600 feet. Buttons 1 & 3 send On/Off commands to a dry contact relay output and buttons 2 & 4 increase and decrease an analog output. The TX LED gives feedback of the range of analog output the receiver is producing. Eight user-programmable frequencies allow multiple systems to operate simultaneously in the same area without interference.
For more information, please see Data Sheet