Sony KLV-32R412C LED describe the top featur like X-realty pro, super multi formate play, usb supportable and built in woofer.sony led tv now built in X-protection pro.you will enjoy more balanced mid balance and low sound track.together with built in wooferits create precise.and also built sub woofer for great sound. this sony led is slim and streamline.and enjoying the FM to clear sound.and sony comany is famus to the sound quality and feature so no doute its say this product is good.and am also suggest my friend and relative for this product.