I have checked throughout, and is fully operational and functions. The four square knobs are octave switchers, and written as following from the left. The round knobs from the left are.
Pitch controller it is not. Missing knob cap, and is so designed. The right square knob is power on/off. Built in power cable and housed in its own carrying case. Convert 110-240V input to 100V output maximum.
Lease use step-down transformer in your country since this one was designed for Japan 100V use. International Buyers - Please Note. The item "Ultra Rare VINTAGE SUZUKI EB-255 Bass Master Synthesizer Japanese Antique" is in sale since Wednesday, May 6, 2020.
This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Synthesizers". The seller is "sunrise_trade_japan" and is located in DATE-SHI.
This item can be shipped to United States, all countries in continental Asia, Canada, United Kingdom, Mexico, Germany, France, Australia.