2.1 Studio Speaker System. Magnetiy Shielded Satellites. Base Reflex Subwoofer. 12W RMS/24W Peak Power. Accepted up to 15 days after receipt. If after that time, you need to the manufacturer for tech support/an exchange 866-890-7115.
This is a high quality Boston Tvee Model Two Replacement Subwoofer. It features 7" Woofer, and Adjustable Volume.