1. Type: Programming with the receiver 2. Frequency: 433. 92MHz 3. Code: Rolling Code 4. Frequency: 433. 92MHz Scroll through code Colour:black Material:plastic FLO2R-S remote controls are compatible with receivers like:SMXI / OXI / FLOX2R / FLOX4R / SMX2R / OX2 / OX4T Note: This transmitter will work work ONLY with receivers and remotes purchased outside of the USA!!! Not compatible with remote controls like FLO1R-S/A, FLO2R-S/A, FLO4R-S/A!!! PROGRAMMING The transmitter can be memorized in different ways, depending on the options of the receiver or control unit associated with the transmitter. Then memorize the code of your transmitter on the receiver or control unit according to the procedure specified in the relative instruction manual Note: Installation guide not included, we strongly recommend you seek professional installation. Please check as much as possible to make sure the item is what you need. The actual product may have slight color difference or difference, which will not affect the use There are slight differences between the actual product and the picture due to differences in printed labels due to different batches, but this does not affect normal use. Package Contents: 4 x Door Remote Control