Product Description ● This effector is an overdrive based on the KINGTONE HEAVY HAND. ● The KINGTONE HEAVY HAND is an overdrive that independently replicates the quality of the DUELLIST's side B. The DUELLIST's side B is inspired by the vintage Blues Breaker, offering a wide range of drive control, from clean boost to full drive. ● The upper toggle switch has the Style switch on the right (GLASS at the top, EDGE in the middle, STOCK at the bottom) and the Clip switch on the left (COMP at the top, OPEN in the middle, STOCK at the bottom). ● Hand-wired on a universal circuit board. ● 9V battery operation is OK. ● Please prepare a 9V center-negative adapter for power. It can withstand up to 18V. ● True bypass. ● The LED light is a 5mm high-intensity blue. ● The aluminum case size is 60 x 112 x 31 (height) mm. ● EBK is a name used only for auctions. The main business focuses on blues-related equipment, including amplifier and effector adjustments, production, and guitar adjustments. The number of units produced has exceeded 4000 (as of August 6, 2024), and many professional musicians use them. ● Six-month warranty: We manage customer records, so if a failure occurs under normal use, we will compare it with the shipping records and repair it free of charge within six months. (However, you will be responsible for the shipping costs.) ※ Please refrain from returns except for initial operational defects. ※ This is a product made for reference, and we do not use the exact same parts. Therefore, if you want the exact same sound, we recommend purchasing the actual unit.