The JVM410H is Marshall's current flagship head. It's a 4 Channel amplifier that gives you an almost bewildering array of tones. Thankfully the ultimate versatility is combined with incredible ease of use, so getting to grips with the dearth of modern features at hand is a breeze.The feature list of the British-built JVM410H is pretty extensive, but includes things like three modes per channel, MIDI, dual master volume, series & series/parallel effects loop, reverb, and a programmable footswitch connected via a standard guitar lead.Completely Independent ChannelsClean, Crunch, OD1 and OD2, you have complete control over the gain and EQ of each, and each of these then has three switchable modes, with each mode reconfiguring the channel's gain structure this amp has 12 modes in total.Logical LayoutWhilst the JVM410H's front panel looks a little mind-boggling at first (28 knobs and and 8 switches in total, if you're inclined to count...), its intuitive and logical layout speeds you throug