These remote codes are verified to work with Xfinity, Comcast, Verizon FiOS, DirecTV, Uverse, Time Warner, Brighthouse, DISH, and most Generic Universal Remote Controls. Subwoofer OutputWhile the YAS-108 comes with built-in subwoofers, it also has a output that allows for the connection of an optional powered subwoofer if desired. 1 canali composto da una moderna barra del suono e da un subwoofer. I've finally gotten my Yamaha YAS 207 soundbar but there are more than a few technical issues with it, sadly. View and Download Yamaha YAS-203 owner's manual online. That and the tinny hissy sound. Some sound bars only deliver stereo sound, while others deliver virtual surround sound with inaccurate imaging.