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. It ensures seamless functionality with Novotron transmitters for convenient access. Extensive Model Support: Works with a wide range of models including Siebau ATS 24, GTS 24, GTA E 403, and Novoferm Vivoport series. This remote is ideal for owners of multiple garage door models, offering a single solution for various devices. User-Friendly Setup: Designed for easy programming, this remote features two assignable channels, making it suitable for operating one or multiple garage doors with simplicity. Compact and Portable Design: Lightweight and designed as a keychain remote, it is small enough to carry in pockets, purses, or handbags, providing convenience and portability without compromising performance. Compatibility Notice: Please verify that your garage door opener or handheld transmitter is listed in the compatibility guide before purchasing. This remote is compatible only with devices operating at 433.92 MHz with the specified encryption. 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: Light reflection and differences in display settings may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.