It’s time to experience immersive cinematic surround sound in a spacious, enveloping soundstage with Polk Signature Elite ES15 Bookshelf Speaker. Featuring a dynamic balanced acoustic array with a 1 High-Resolution Terylene Tweeter, a 5.25 Mica-Fortified Polypropylene Woofer and Precision Crossovers, this speaker delivers pristine highs, detailed midrange, and offers a realistic reproduction of surround effects and ambient sound for all your movies, music, and video games. Compact Home Theater Bookshelf Speaker The Polk Signature Elite ES15 features a Dynamically Balanced Acoustic Array with Precision Crossovers, a 1 Hi-Res Terylene Tweeter and a 5.25 Polypropylene Woofer that deliver room-filling, crystal-clear sound in a spacious, lifelike soundstage. Effortless, Heart-Thumping Bass Featuring Polks Patented Power Port Technology, the ES15 offers 3dB louder bass output than conventional ported speakers, and delivers effortless, rumbling bass for your UHD movies and music while minimizing turbulence and distortion. Immersive Hi-Res Audio Reproduction With 4- & 8-Ohm compatibility and high-sensitivity, the ES15 delivers enveloping, true to life sound from nearly any amplifier or AV receiver, including the latest Dolby Atmos and DTS:X surround sound AVRs. Premium Build Quality The Signature Elite Series feature a modern design that blends with any home dcor. Features gold-plated 5-way binding posts for efficient connection, a Medite MDF construction for noise-free sound & an anti-diffraction magnetic grille for minimum sonic interference. Hassle-Free Installation The Signature Elite ES15 speaker works as a side, rear, or elevation surround speaker and can be placed on the sideboard, a bookshelf or speaker stand. It comes with built-in keyhole slots for easy wall mounting and customized directional firing. Build a Customized Home Theater Setup All Signature Elite speakers feature quality, timbre matched Polk components for consistent acoustics throughout your listening environment. Pair the ES15 with ES55 tower pair, ES35 center channel and any sub for a complete 5.1 surround setup.