The ES30 center channel speaker features a 1” Terylene Tweeter and two 5.25” Polypropylene Woofers to deliver ultra-clear highs and detailed midrange for your music, movies, and games. Polk's Dual Power Port Technology delivers louder, lower, and cleaner bass from a smaller speaker for a full range sound and a dramatic frontal impact. It is Hi-Res Certified, and Dolby Atmos & DTS:X compatible.

HTM72 S3 is the most compact center channel speaker in the 700 Series. It features a Carbon Dome tweeter and twin Continuum cone Mid/Bass drivers. It’s the perfect partner for a home theatre system based around the 704 S3, 706 S3 or 707 S3.