- Description Buy Panasonic SB-W440 Subwoofer (USED) online from PCTRUST Computer Sales & Service in Guelph, Ontario. In-store pick-up only. SKU: SB-W440 Categories: All Products, Audio TV & Home Theatre, Home Audio, Theatre & Accessories, Panasonic, Speakers & Subwoofers, Used Tags: in-store pick-up only, Panasonic, speaker, subwoofer, used
