This is a custom built replacement remote made by Redi Remote for the Sansui SLED5018 . *This is NOT an original Sansui Remote Control. It is a custom replacement remote made by Redi-Remote* This remote control is specifically designed to be compatible with the following models of Sansui units: SLED-2415, SLED-2815, SLED-3215, SLED-3915, SLED-4216, SLED-4319, SLED-5018, SLED-5019, SLED-5515, SLED-5516, SLED-6517. *If you have any concerns with the remote after purchase, please contact me directly* There is a cover over the lower half of the remote. This will slide down to reveal the lower half buttons.