![Monolith M-12 V2 12in THX Certified Ultra 500 Watt Powered Subwoofer, Massive Output, Low Distortion, Vented HDF Cabinet : Electronics - Amazon.com Monolith M-12 V2 12in THX Certified Ultra 500 Watt Powered Subwoofer, Massive Output, Low Distortion, Vented HDF Cabinet : Electronics - Amazon.com](https://m.media-amazon.com/images/I/51BhlLAtWKL._AC_SX569_.jpg)
Monolith M-12 V2 12in THX Certified Ultra 500 Watt Powered Subwoofer, Massive Output, Low Distortion, Vented HDF Cabinet : Electronics - Amazon.com
![Amazon.com: Monolith K-BAS Bookshelf Speakers (Each) - Black with 5.25 Inch Woofer, Kinetic Bass Amplification System, 50 Watt for Studio & Home Theater : Electronics Amazon.com: Monolith K-BAS Bookshelf Speakers (Each) - Black with 5.25 Inch Woofer, Kinetic Bass Amplification System, 50 Watt for Studio & Home Theater : Electronics](https://m.media-amazon.com/images/I/51pdERcXIVL._AC_SX569_.jpg)
Amazon.com: Monolith K-BAS Bookshelf Speakers (Each) - Black with 5.25 Inch Woofer, Kinetic Bass Amplification System, 50 Watt for Studio & Home Theater : Electronics
![Monolith Powered Subwoofer - 12 Inch with 500 Watt Amplifier, THX Certified, Ideal for Professional Studio and Home Theater - Amazon.com Monolith Powered Subwoofer - 12 Inch with 500 Watt Amplifier, THX Certified, Ideal for Professional Studio and Home Theater - Amazon.com](https://m.media-amazon.com/images/I/51X0hu3Gv2L._AC_SX679_.jpg)