Garage Door Remote Control 2 Pieces 868.3 MHz Compatible with Marantec D304 D302 D384 D321 D323

Maintenance Tips: This garage door remote is a replacement product and not an original accessory. We recommend checking the compatibility list below before purchasing. Compatibility List: Replacement transmitter for Marantec D304-868, D302-868, D222-868, D313-868, D321-868, D323-868, D382-868, D384-868, D392-868 868.3 MHz Black Back Only: Ensure your original remote has a black back and operates at 868.3 MHz. It does not work with the Marantec Digital 433MHz frequency, which has a light gray back. Supports 4 garage doors: 4 buttons correspond to 4 independent channels, and each button can control one door opener individually. Package contents: The package contains two garage door remote controls and a user manual.