Gallien-Krueger’s Fusion 210 Bass Combo Amp features a 6-stage tube preamp, 800 W switch mode power amp and Neodymium speakers to provide tube tone and high performance in a compact combo format. With GK's classic 4 band EQ, foot switchable tube overdrive with dedicated tone control, balanced DI with selectable Pre/ Post EQ , effects loop, aux in and headphone output and a 2, 2.7, 4 and 8 Ohm load capacity selector, you can deliver optimum power when using external cabinets. The knobs are push-activated allowing the user to engage the “Drive” and “Mute” functions as well as access the additional voicing filters including “Voice”, “Cut”, “Body”, "Bump", "Contour", “Hi Cut” and "Presence”.