Products

This is a very nice subwoofer. Easily connect it to any system with the passive connections. CONDITION Refurbished and SPENCERTIFIED SPENCERTIFIED ...

This is a really cool system. The bookshelf speakers are small and will fit anywhere. The passive subwoofer will provide all of the much needed bas...

This is a very nice subwoofer. CONDITION Refurbished and SPENCERTIFIED SPENCERTIFIED - Fully certified by Spencer Every function has been confirmed...

This subwoofer has really good sound sound. CONDITION Refurbished and SPENCERTIFIED SPENCERTIFIED - Fully certified by Spencer Every function has b...

The Dayton Audio HPSA500 500 watt subwoofer amplifier is a heavy, reliable, bass-pumping system that delivers abundant power with accuracy and eff...

This is an amazing subwoofer, we have 2 available. CONDITION Refurbished and SPENCERTIFIED SPENCERTIFIED - Fully certified by Spencer Every functio...

If you love lots of bass, this pair of Def Tech speakers should be your be your first consideration. Each tower has a built-in powered subwoofer. T...

If you love lots of bass, this pair of Def Tech speakers should be your be your first consideration. Each tower has a built-in powered subwoofer. T...

This powered subwoofer is a great addition to any home stereo system. It has some light signs of use but otherwise is in great condition, it also h...

This powered subwoofer is a great addition to any home stereo system. It has some light signs of use but otherwise is in great condition, it also h...

The Definitive Technology Powerfield SuperCube lives up to its name! It's perfect for any home audio setup or home theater system. It features a 10...

Definitive Technology's ProSub100 is perfect for any home audio setup or home theater system. It features a 10-inch woofer and boasts great sound q...

  This Speaker is perfect for any home audio setup or home theater system. It features a 10 inch woofer and boasts great sound quality. This device...

The ProSub 1000 from Definitive adds powerful bass to your movies and music. A 10" woofer placed at the front is combined with a low bass radiator ...

This is a very nice and very compact powered subwoofer. It has a really smooth, nice bass that will help bring your music to life. CONDITION SPENCE...

The ProSub 800 from Definitive Technology adds powerful bass to your movies and music. A 8" woofer placed at the front is combined with a low bass ...

This is a very nice subwoofer. CONDITION Refurbished and SPENCERTIFIED SPENCERTIFIED - Fully certified by Spencer Every function has been confirmed...

This subwoofer boasts a sleek black wood finish, and is in Great condition. It has great sound and comes with the power cable.   CONDITION Refurbis...

The Earthquake SuperNova line of subwoofers is intense! They're all hard-hitting, powerful subwoofers that typically sell for $1,000 or more. There...

Take a look at the incredible Elura TRI-SUBR10! From the Red Label series, this powered subwoofer is incredible with low-frequency reproduction and...

Emotiva is an amazing brand with amazing products. All of their equipment is premium quality. The Airmotiv S10 is one of the best subwoofers Emotiv...

This is a very nice powered subwoofer. CONDITION Refurbished and SPENCERTIFIED SPENCERTIFIED - Fully certified by Spencer Every function has been c...

Compatible with all home audio and theater systems, the Energy Powered Subwoofer and Soundbar requires power to operate and facilitates simple conn...