The 90-Watt ULTRATONE K900FX excels as an extraordinarily-versatile keyboard and drum amplifier, as well as a high-quality 3-channel Public Address (PA) system, with a world class, 12" BUGERA Speaker – all in one compact and easy-to-transport package. Specializing in rich, accurate tone and professional features, such as a studio-grade Multi-FX Processor and our own FBQ Feedback Detection System, this powerful workhorse will bring out the best in your performance gig after gig. • Ultra-flexible 90-Watt 3-channel PA System / Keyboard Amplifier • Powerful 12'' BUGERA woofer and custom-made 1'' driver for ultimate sound reproduction • Integrated digital FX processor with 100 awesome presets including reverb, chorus, flanger, delay, pitch shifter and various multi-effects • Revolutionary FBQ Feedback Detection System instantly reveals critical frequencies • Full 3-channel operation with separate Volume and FX Send per channel • Additional XLR mic input on Channel 1 for direct connection of dynamic microphones • Dedicated 5-band graphic EQ for awesome sound shaping • Line output for direct connection to your mixing console • Main section with FX Return level and Master Volume • Subwoofer output for ultimate low-end power • CD input allows you to play along to your favorite music • Separate headphone output—perfect for quiet practicing • Integrated 35-mm pole socket for stand mounting and use as PA System • Designed and engineered in Germany