Dean Markley K Series 1x12 Guitar Combo Amp AS ISNotes Power cord is fraying. Replacement recommended! Fraying power cables can create a risk of fire and we assume no responsibility for any damage caused by use of this amp before power cord is repaired or replaced! A Dean Markley K Series 1x12 Guitar Combo Amp AS IS in Fair condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know exactly what you are getting. We