Polk Audio is an award-winning designer and manufacturer of high performance audio products and the largest audio brand of Directed Electronics, Inc. (NASDAQ, DEIX). Founded in 1972 by three Johns Hopkins University graduates, Polk Audio holds over 55 patents for advances in audio design and technology. Polk's products include loudspeakers and electronic components for home, auto and marine applications, the first satellite radio home component tuner, the world's first audiophile-grade active IP-addressable loudspeaker, the first THX Ultra2 Certified in-ceiling loudspeaker, and I-Sonic-the first entertainment system to include HD radio, XM Connect & Play capability and a DVD player. Polk products are available through authorized specialist consumer electronics retailers worldwide.  More information about Polk Audio and any of their products are available at PolkAudio.com