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 port 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 that is small and portable, easily fitting in pockets, purses, or handbags for everyday convenience without compromising functionality. Compatibility Notice: Please verify that your garage door opener or handheld transmitter is compatible by checking the model specifications before purchase. This remote works only with devices using 433.92 MHz frequency and the specified encryption type. Color: White & Black Material: Plastic Note: Product appearance and printed text may vary slightly between manufacturing batches, but these differences do not affect performance. Package Contents: 1 x Garage door opener remote control