YAMAHA PortaSound MK-100 80’s 49key Vintage Keyboard with Case. This product data sheet is originally written in English. Thank you for visiting our site. I checked the operation. The adapter is not genuine. Just think of it as a bonus. I haven’t checked the battery operation, but the battery compartment is in good condition with no leakage. Please check the details in the pictures. We appreciate your understanding in this matter. International Buyers – Please Note. We are located in Fukuoka 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. We Do Not Mark Merchandise Values Below Value Or Mark Items As “Gifts” – US And International Government egulations prohibit such behavior. This item is in the category “Musical Instruments & DJ Equipment\Pianos, Keyboards & Organs\Electronic Keyboards”. The seller is “take1016″ and is located in this country: JP. This item can be shipped worldwide.

• Year Manufactured: 1980
• Number of Keys: 49
• Features: Touch Sensitivity
• Colour: Black
• Brand: Yamaha
• Set Includes: keybourd
• Experience Level: Beginner
• Instrument: Electronic Keyboard
• Action: Synth
• Model: Keyboard Piano Synthesizer