View full Polk Audio PSW111 specs on CNET. Move over, Amazon Echo and Google Home. The Alexa-powered Sonos One is the first smart Polk Audio PSW111 vs PSW505: Subwoofers of Decent Quality. Polk Audio PSW111 is a single 8-inch subwoofer, while its competitor Polk Audio PSW505 is presented in the 12-inch size. When testing Polk Audio PSW505 vs PSW111 subwoofers, I discovered the differences not only in the driver size but also in their power features and audio performance. Polk Audio, an American audio company founded in 1972, has created an excellent line of subwoofers for home theater systems. The subwoofers feature a night mode for quieter bass during the evening and the Polk Room Optimization, (PRO) to produce the best sound at the touch of a button on the remote. I paired the PSW111 with two Polk Audio RT25i bookshelf speakers and, well it's a very nice descreet system. I have a 350 foot studio which this fills nicely with a warm vibrant sound but lemme tell you, If I want to go loudIt will! 3 people found this helpful. Polk Audio PSW 111 Open Box 8-inch 150-watt Powered Subwoofer. AUTHORIZED DEALER + 60 DAY RETURNS. Polk. $209.92. Top Rated Plus. Sellers with highest buyer ratings; Polk Audio PSW111 8" 300W Compact Powered Subwoofer - Black SKU#1087158. Polk. PSW111_MN.pdf; PSW Product Preview.pdf; Frequently Asked Questions. How do I sync the Polk Omni SB1 Plus sound bar with its included wireless subwoofer? Make sure that the sound bar is on, and there is sound present. Turn off the subwoofer via the power switch on the back. On the top of the Find great deals on eBay for psw111 parts. Shop with confidence. Skip to main content. eBay Logo: Shop by category. Shop by category. Enter your search keyword AC Power Cord/Cable for Polk PSW-111 PSW111 Subwoofer Audio. Brand New. $16.49. Buy It Now. Free Shipping. NEW! Polk PSW111 PSW-111 But size matters, and, given that the PSW111 essentially offers a smaller version of the 125's sonic profile, the