Profile: Gates Underwater Products, Inc. designs and manufactures underwater video housings & accessories for high definition video cameras. Our product line includes AG-3DA1, DF S2 1 and EX 1R. Our Gates HF-S21 housing has the same superb underwater HD image quality as the popular HF-S11, but with a considerably larger 5.5 inches/14cm diagonal window for wide viewing angles of the big 3.5" diagonal camera LCD - the built-in detailed viewfinder. Of course the HF-S21 provides reliable fingertip mechanical control of all camera functions. By simply sliding the Canon remote inside the shell and white balance, Tele Converter and all embedded menu functions are readily available. Our gates EX1 Housing is engineered for the discriminating professional. Adjustable handles provide perfect grip and fingertip access to over 20 different functions. Flexible trim weights allow for ideal buoyancy and trim. Precision ports and optional EM43 high resolution monitor afford the sharpest HD images.