Mattoverse MicroDamp

The MicroDamp is a small simple class-D audio amplifier with controls for gain and volume.  You can use the 4 built-in speakers for low volume playing or utilize the speaker output jack to power an external speaker-cabinet for much more volume and more clean headroom. Output is approximately 4-watts at 4-ohms. Volume and Gain knobs 1/4" Mono Instrument Input // 1/4" Mono Speaker Output DC9V Power Only - Standard Boss Style Center-Pin-Negative power supply only (not-included): Current draw is dependent on the size of the external speaker cab. Dimensions are approximately 4.1" x 3.1" x 1.8"