Dayton Audio's SPA-F mounting frame allow you to easily install either the SPA250DSP or SPA500DSP plate amplifier to...

Amplifier Class-AB 500Wrms WITH PARAMETRIC EQ FOR ROOM TUNING One of the most technologically advanced subwoofer...

DAYTON AUDIO WITH PARAMETRIC EQ The Dayton Audio subwoofer amplifier provides nearly a kilowatt of clean, reliable...

250WRMS SUB AMP DSP The Dayton Audio SPA250DSP digitally processed plate amplifier offers an elite level of control...

[DISCONTINUED] Subwoofer driver and passive radiator is still available. Match ti with a plate amplifier and your own...