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 reliable 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 provides a convenient solution for users with multiple garage door systems. User-Friendly Setup: Designed for easy programming, this remote features two assignable channels, making it suitable for controlling single or multiple garage doors with ease. Compact and Portable Design: Lightweight and keychain-sized, this remote is small enough to carry in pockets, purses, or handbags, offering practicality and convenience for everyday use. Compatibility Notice: Please verify that your garage door opener or handheld transmitter is listed in the 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, which do not affect performance. 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 differences between the product image and the actual item. Measurement error allowance: +/- 1-3 cm.