Universal Compatibility: Designed to replace Hormann BiSecur series transmitters such as HSE1-868-BS, HSE2-868-BS, HSE4-868-BS, HS1-868-BS, HS4-868-BS, HS5-868-BS, HSS4-868-BS, HSP4-868-BS, HSD2-868-BS. This remote operates at 868.3 MHz with a rolling code for enhanced security. High-Quality Replacement: This remote control is not manufactured by Hormann but serves as a high-quality replacement, ensuring compatibility and performance comparable to remotes used with garage door systems. Dual Programming Options: Program the remote by copying the code from an existing Hormann remote or via the receiver. This model uses a rolling code (indicated by blue LEDs) and is not compatible with fixed code systems (red LEDs). Multi-Channel Functionality: Equipped with 4 buttons, this remote can control up to 3 different garage doors independently. Each button corresponds to a separate channel. Color: Black Material: Plastic Due to production variations, there may be slight differences in appearance and printed text, which do not affect functionality. Package Contents: 1 × Garage Door Remote Control Note: Light reflection and display differences may cause slight color variation between the image and the actual product. Measurement tolerance is ±1–3 cm.