The Polk Audio Signature Elite ES50 is a compact, high-resolution floor-standing tower speaker designed for cinematic sound in movies, music, and gaming. It features a 1-inch Terylene tweeter, dual 5.25-inch Mica-fortified woofers, and a slim design suitable for smaller spaces. Key technologies include Hi-Res Audio certification, Dolby Atmos/DTS:X compatibility, and Polk's patented Power Port bass enhancement.