Polk 900-LS Full-Range, High Performace, Bandpass, Dual-Port In-Ceiling Loudspeaker 850071005356 or expand your system to

or expand your system to the outdoors

enjoy long listening sessions without discomfort

Whether you're playing for yourself or entertaining guests

The RP-4000 MK2 comes with the high-quality OM Black pick-up

and computers

Polk 900-LS Full-Range, High Performace, Bandpass, Dual-Port In-Ceiling Loudspeaker 850071005356 or expand your system to900 LS Full Range, High Performace, Bandpass, Dual Port In Ceiling Loudspeaker. Audiophile Performance, Cutting edge Stealth Design Mount your woofer behind your main driver array, and suddenly you're able to extend a speaker's dynamic range into previously unexplored areas! Especially for a built in in ceiling speaker. The 900 LS delivers surpisingly broad coverage and bold, full range audio performance. Big enough to use as stealth mains, stealthy