The Stagg EDA-70 Electric Drum Monitor is a 40W RMS, 2-channel combo for electronic drum monitoring. An aux channel includes line level input jack with volume control for auxiliary audio sources. The instrument provides left (mono) and right line input jacks for your electronic drums with gain and compressor controls plus 3-band EQ with separate parametric mid control. Also includes a master volume control, 1/8" (3.5 mm) stereo minijack input for MP3 or CD players; 1/4" stereo jack output for headphones; 10" Speaker and coaxial tweeter. Durable metal front grill.