Enhanced Compatibility: This replacement transmitter is compatible with a wide range of for models including D302 868, D304 868, D222 868, D313 868, D321 868, D323 868, D382 868, D384 868, D392 868. seamless operation with these specific models. Frequency Specific: This remote operates at a frequency of 868.3MHz with a black backside, ensuring it matches your for Digital 868.3 MHz remote. Note: It is not compatible with the 433MHz frequency models that have a light grey back. Dual Door Control: Each of the two buttons on the remote corresponds to an channel, allowing you to control up to two garage doors separately. This feature provides a convenient solution for multiple garage setups. Colour:Photo Color Material:plastic Package Contents: 2 x garage door remote Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1 3cm.