Product Highlights Brand Roland Compatible Devices Keyboard Output Wattage 320 Watts Product Dimensions 110D x 130W x 110H Centimeters Item Weight 48 Kilograms Flagship stereo keyboard amplifier with 320 watts of power || Onboard mixer with four stereo input channels, stereo auxiliary input, and master EQ Two newly developed custom 12-inch woofers and two custom horn tweeters || Built-in effects: reverb, chorus, tremolo, and rotary || Control rotary speed and effects on/off with optional external footswitches Flexible I/O with XLR mic input, stereo XLR and ¼-inch line outputs, headphones output, and more || Stereo Link function for chaining two KC-990s Metal jacks for increased durability || Casters and side-mounted handles for enhanced mobility Rated Power Output- 320 W (160 W 160 W) || Speakers – 30 cm (12 inches) Woofer x 2 , Horn Tweeter x 2 || Accessories Included- Owner’s Manual,Caster x 4 Roland KC-990 Stereo Mixing Keyboard Amplifier Compatible Devices :- Keyboard Audio Wattage :- 320 Watts Power Source :- Corded Electric