Use with one UHF or URX (433Mhz) receivers you can link as many Roboguard keypads as needed
• Operates in the ISM ultra high frequency band of 433 MHz.
• Narrow band receiver -98dB sensitivity.
• Superhetrodyne equals high sensitivity great reliability and minimum interference.
• Keypad is powered by 12 volts DC for easy installation – power supply not included
• Works only with Roboguard keypad – at least one