JJ-CRC-SM12 WIRELESS REMOTE CONTROL DUPLICATOR 433.92MHZ JJ-CRC-SM12 is a versatile remote control device designed for various applications. Key features include Rolling Code Garage Door Remote Control Duplicator 433.92Mhz 3V or 12V Optional, supporting a frequency of 433.92Mhz with N/A modulation. It offers a signal range of N/A, ensuring efficient communication. Manufactured by GIANT ALARM SYSTEM, this product is compliant with ROHS standards and is available in BOX packaging for convenient use.