The Boss Katana-110 Bass is a 10" 60W combo bass amplifier with onboard Boss effects designed to deliver versatile tones for bassists in the studio and onstage. It features a 60W Class-AB amp driving a custom-designed 10" woofer and high-frequency tweeter with an on/off switch. Choose between three distinctive preamp voices—Vintage, Flat, and Modern—each with it's own identifiable character. Then, use the Shape switch to fine-tune the sound. Four independent FX sections and a comprehensive 4-band EQ are also provided for further tone sculpting.