Roland KC-880 Stereo Keyboard Amplifier Stereo keyboard amplifier with five channels of stereo input320W stereo power amplifier12-inch woofers and two horn tweetersDSP effects (Reverb, Chorus, Tremolo, Rotary)Flexible I/O (XLR mic input, stereo XLR line outputs, headphone out), Stereo Link for chaining multiple KC-880sAccessories:Owner's manualCaster x 4