Universal Compatibility: This remote control is compatible with all garage door openers operating at 433.92MHz with 64-bit encryption and KeeLoq rolling code technology. It ensures reliable performance with Novotron transmitters for convenient access. Extensive Model Support: Compatible with a wide range of models including Siebau ATS 24, GTA E 403, and Vivoport series. This remote provides a versatile solution for users with multiple garage door systems. User-Friendly Setup: Designed for easy programming with two assignable channels, allowing simple operation of single or multiple garage doors. Compact and Portable Design: Features a keychain design that is compact and lightweight, ideal for carrying in pockets, purses, or handbags without compromising functionality or style. Compatibility Notice: Please verify that your garage door opener or handheld transmitter is listed in the manufacturer's compatibility guide before purchasing. This remote is designed to work only with devices operating at 433.92 MHz with the specified encryption. Color: White & Black Material: Plastic Note: Due to different production batches, there may be slight variations in product appearance and printed text. These differences do not affect functionality. Package Contents: 1 x Garage door opener remote The package includes only the items listed above; other accessories are not included. Note: Lighting conditions and monitor settings may cause slight color variations between the product image and the actual item. Measurement error allowance is +/- 1-3 cm.