JJ-CRC-SM15 WIRELESS REMOTE CONTROL DUPLICATOR 433.92MHZ JJ-CRC-SM15 is a versatile remote control device designed for various applications. Key features include Giant Garage Door Remote Transmitter Duplicator 433.92Mhz, 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.