Magnavox 20MS233S 20" TV (Silver) Compact 20-inch color TV with monaural sound and closed captioning; 20.375 x 18.125 x 18.75 inches (W x H x D) SmartLock blocks channels; SmartPicture instantly adjusts picture settings for various types of programming SmartSound minimizes drastic swings in volume; Surf button lets you select and view any of five previously viewed channels Sleep and alarm (power-on) timers .125-inch headphone jack affords private listening