Onkyo SKW-520 Powered Subwoofer Active Sub Home Theater Bass Speaker

Optimus Prime's Stereo Equipment Old School Audio - Old School Prices - Professionally Tested Product Description This is an Onkyo SKW-520 powered subwoofer, tested and confirmed working. The built-in amplifier powers up, the woofer driver produces clean bass output with no rattles or distortion, and the output level control on the rear panel operates correctly. Cosmetic condition is fair — the cabinet wrap shows scuffs and wear consistent with use, and the rear panel shows dust and some surface marks, but the unit is structurally solid. Please review all photos for details. Highlights At A Glance ✔ Fully tested and verified ✔ Fair cosmetic condition — scuffs and wear on cabinet, fully functional ✔ Free 30-day returns ✔ Fast, insured shipping Testing & Verification The internal amplifier was powered on and verified operational. The woofer driver was exercised across its bass range and confirmed to produce clean, full output with no buzzing, rattling, or distortion from the cabinet or driver surround. The line input jack and output level control were tested and function correctly, and the auto standby circuit engages and releases as designed. Shipping & Returns Fast, insured shipping from Minnesota. Free 30-day returns. Item is carefully packaged for safe delivery.