Universal Compatibility: This remote control is compatible with all Novoferm garage door openers operating at 433.92 MHz with AES 64-bit encryption and KeeLoq rolling code technology. It provides reliable performance with Novotron transmitters for convenient access. Extensive Model Support: Compatible with a wide range of models including Siebau ATS 24, GTS 24, GTA E 403, and Novoferm Vivoport series. This remote offers 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: Lightweight keychain design makes it easy to carry in pockets, purses, or bags, ensuring convenience and portability without compromising functionality. Compatibility Notice: Confirm that your garage door opener or existing transmitter is compatible with 433.92 MHz frequency and supports AES 64-bit encryption and KeeLoq rolling code before purchasing. Color: White & Black Material: Plastic Note: Product appearance and printed text may vary slightly between batches, but this does not affect functionality. Package Contents: 1 x Garage door remote control Note: The actual color may vary slightly due to lighting and display settings. Measurement error allowed is +/- 1-3 cm.