![Amazon.com: Monolith M-12 V2 12in THX Certified Ultra 500 Watt Powered Subwoofer - Piano Black Finish | Massive Output, Low Distortion, for Studio and Home Theater Systems : Electronics Amazon.com: Monolith M-12 V2 12in THX Certified Ultra 500 Watt Powered Subwoofer - Piano Black Finish | Massive Output, Low Distortion, for Studio and Home Theater Systems : Electronics](https://m.media-amazon.com/images/I/81GGauwBSkL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Monolith M-12 V2 12in THX Certified Ultra 500 Watt Powered Subwoofer - Piano Black Finish | Massive Output, Low Distortion, for Studio and Home Theater Systems : Electronics
![Amazon.com: Monolith Powered Subwoofer - 15 Inch with 1,000 Watt Amplifier, THX Certified, Ideal for Professional Studio and Home Theater : Electronics Amazon.com: Monolith Powered Subwoofer - 15 Inch with 1,000 Watt Amplifier, THX Certified, Ideal for Professional Studio and Home Theater : Electronics](https://m.media-amazon.com/images/S/aplus-media/vc/f5569719-5079-431b-b4c1-4af9e763b038._CR0,37,613,818_PT0_SX300__.jpg)
Amazon.com: Monolith Powered Subwoofer - 15 Inch with 1,000 Watt Amplifier, THX Certified, Ideal for Professional Studio and Home Theater : Electronics
![Amazon.com: Monolith THX Ultra Certified 2000 Watt Powered Subwoofer - 13-Inch, Massive Output, Low Distortion, for Studio and Home Theater Systems, Black Ash Finish : Electronics Amazon.com: Monolith THX Ultra Certified 2000 Watt Powered Subwoofer - 13-Inch, Massive Output, Low Distortion, for Studio and Home Theater Systems, Black Ash Finish : Electronics](https://m.media-amazon.com/images/I/51EBASyD4uL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Monolith THX Ultra Certified 2000 Watt Powered Subwoofer - 13-Inch, Massive Output, Low Distortion, for Studio and Home Theater Systems, Black Ash Finish : Electronics
![Amazon.com: Monolith M-10 V2 10-Inch THX Certified Ultra 500 Watt Powered Subwoofer - Low Distortion, High Power Output, Vented HDF Cabinet, RCA and XLR Inputs, for Home Theater Systems, Black Ash Finish : Amazon.com: Monolith M-10 V2 10-Inch THX Certified Ultra 500 Watt Powered Subwoofer - Low Distortion, High Power Output, Vented HDF Cabinet, RCA and XLR Inputs, for Home Theater Systems, Black Ash Finish :](https://m.media-amazon.com/images/I/51JgfpLw8VL.jpg)
Amazon.com: Monolith M-10 V2 10-Inch THX Certified Ultra 500 Watt Powered Subwoofer - Low Distortion, High Power Output, Vented HDF Cabinet, RCA and XLR Inputs, for Home Theater Systems, Black Ash Finish :
![Monoprice Monolith 13in THX Ultra Certified 2000 Watt Powered Subwoofer Massive Output, Low Distortion, For Studio and Home Theater Systems - Newegg.com Monoprice Monolith 13in THX Ultra Certified 2000 Watt Powered Subwoofer Massive Output, Low Distortion, For Studio and Home Theater Systems - Newegg.com](https://c1.neweggimages.com/productimage/nb640/A8SVD2108241EBH31.jpg)