General Description This universal multi-frequency rolling and fixed code remote control is compatible with CARDIN models S449-QZ2 and S449-QZ4. It works with most garage door and electric gate remote controls, both rolling and fixed code, with frequencies ranging from 306 to 868 MHz, including brands such as FAAC, Nice, Came, Ditec, and BFT. Its compact design allows you to store up to 4 different remote control codes, and it is programmable via self-learning from the original remote control. Technical Specifications Self-learning of code and frequency from the original remote control. Made of scratch-resistant ABS with a modern design. Dimensions: 6.4 x 3.3 x 1.2 cm. 3V CR2032 lithium battery included. Stores up to 4 commands. Compatible with rolling and fixed codes. Compatibility and Accessories: Compatible with remote controls from brands such as: FAAC 315MHz, DITEC GOL 433MHz, FAAC SLH 868.3 MHz, BFT MITTO 433.92 MHz. Installation: The remote control comes with programming instructions that will guide you through the self-learning process from your original remote control. Use: Use the remote control to control your garage doors and electric gates by simply pressing the buttons programmed for each command. Other Information: Please note: A different color for the buttons or body of your remote control compared to the one pictured may compromise compatibility.