REPLACEMENT FOR GARAGE REMOTE CONTROL: Specifically designed for Hormann EcoStar models including RSC2-433, RSZ1-433, RSE2-433, RSE4-433, RS2-433, RS4-433, RSN2-433, RSM4-433. This remote operates at a frequency of 433.92MHz, ensuring seamless functionality with your existing garage door system. COMPATIBILITY LIST: This remote control is fully compatible with Hormann Liftronic 500, 700, 800, and Portronic D2500, D5000, S4000 garage door operators. It is designed to integrate with these specific models, providing reliable and efficient operation. INCOMPATIBILITY INFORMATION: This remote is NOT compatible with Ecostar BS Series (RSC4-433-BS, RSZ1-433-BS) AND Liftronic 700 Series 2, Liftronic 800 Series 2. For compatibility questions, customer support is available to assist. DESIGN AND DURABILITY: Features a sturdy base and a practical opening at the bottom for easy attachment to a keychain. Built for long-term use and convenience. Color: black Material: plastic Note: Product appearance and printed text may vary slightly between batches, but this does not affect functionality. Package Contents: 2 x Garage Door Remote Control Light reflection and screen settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.