Wide Frequency Range: Designed to operate across a broad frequency spectrum from 250MHz to 913MHz, this remote control duplicator is suitable for various automatic door systems, offering high compatibility and efficiency. Universal Compatibility: This remote control is engineered to work with most remote controls on the market, making it a versatile option for garage doors, roller shutters, and alarm systems. Its advanced technology allows seamless integration with existing setups. Simple Cloning Process: Easily duplicate fixed and learning codes with this user-friendly remote control. The cloning process is straightforward, enabling non-technical users to perform setup and replacements independently. Color: Blue Material: Plastic Due to different product batches, the appearance may vary slightly, but this does not affect functionality. Package Contents: 2 x Remote Control Only the items listed above are included; other products are not included. Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.