Quality Assurance: Each of our garage door opener remote controls undergoes rigorous testing before shipment to reliability and performance. Should you encounter any issues, we are ready to offer a replacement or a full refund to your satisfaction.Product Compatibility: Specifically designed to replace models including Gold (4 buttons), Genie R, TR2 & TR4, GT4 and GTi4. It is crucial to verify that your original remote matches one of these models to seamless functionality.Important Notice: This remote is intended as a substitute for the GTI4 model and operates at a frequency of 433.92 MHz. It is not an original accessory, so please confirm compatibility before purchase to avoid any inconvenience.Colour:White & BlackMaterial:plasticDue to different batches, there may be differences in product appearance and printed text, which not affect usePackage Contents:2 * Garage Door Remote ControlOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.