Kldguitar GT-30HM The classic tone machine, it offers the widest palette of tones to cover any style of music. This head provides all the extra gain you'll ever need. Classic Gain and Ultra Gain channels, both with 2 modes that can take you from warm, clean tube tones to the souped-up threshold of sonic danger. A deep switch adds a resonant bass boost for a meatier bottom end and a Tone Shift scoops out the mid frequencies making it ideal for metal Tones. Reverb controls for each channel let you adjust the reverb where you need it. It connect with 12 or 15 inches speakers cabinet .