Mode III is a rotary sound suitable for hard rock that allows deeper overdrive settings. In mode IV, the effect of Uni-V is obtained. We are located in Japan. It's our pleasure to make you happy by proposing our recommend item. If you have any questions or request about items, please feel free to ask us.International Buyers - Please Note. These charges are the buyers responsibility. We do not mark merchandise values below value or mark items as gifts - US and International government regulations prohibit such behavior. The item "BOSS Rotary Sound Processor RT-20 Guitar effector from japan F/S" is in sale since Thursday, July 11, 2019. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Parts & Accessories\Effects Pedals\Multi-Effects". The seller is "akaihana_japan" and is located in Kounosu-Shi. This item can be shipped worldwide.