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: Works seamlessly with a wide range of models including Siebau ATS 24, GTA E 403, and Vivoport series, among others. This remote provides a versatile 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: Shaped as a keychain, this remote is compact and lightweight, ideal for carrying in pockets, purses, or bags without compromising functionality or style. Compatibility Notice: Please verify that your garage door opener or handheld transmitter is listed in the compatibility guide before purchasing. This remote works 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 performance. Package Contents: 1 x Garage door opener remote Note: Other items shown in images are not included. Lighting and display settings may cause slight color variations between the product image and actual item. Measurement error allowance: +/- 1-3 cm.