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 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 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 not affect the use Package Contents: 2 x Door Remote Control 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.