The KC-400 Stereo Mixing 4-Channel Keyboard Amplifier from Roland features 150W output power, four line-input channels, a dedicated auxiliary input, and support for an XLR vocal mic. Paired with the built-in 12" woofer and horn tweeter, the keyboard amplifier can be used by musicians and producers to amplify pianos, organs, synthesizers, rhythm machines, and other electronic instruments.
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