YAMAHA cs-20m rare analogue synthesizer WITH ORIGINAL BOXAll functions works.Pots and switches moves without any cracks or noises. The tune is fine.Cosmetically it looks great, but have few unperfections. Please see photos.Electrolytic capacitors in power supply was replaced and PSU was precisely adjusted after that.Serviced and ready for years of problem-free use!As you can see in photos, battery cover has lost some paintwork, because of old battery leakage. Now it is cleaned and corrosion stopped. Memory function works as should.Original retail box and standard US-power cable included.I can send a pdf's with user, hardware, and service manuals via email, if you need it.Please note:The synthesizer is made for japanese market and work only at ~100-110v. If you living in countries, where voltage 220-240v, you need a step-down transformer.I can't send it with batteries because of leakage risk, so you should install your own batteries. It requires a three standard AA's. Synth can work without batteries, but settings won't be saved.Installation shouldn't be a problem - you just need to unscrew two screws at the bottom of the synth.Worldwide Registered shipping.It will be safety packaged.Покупатели из России, платят полную стоимость на карту Сбербанка, т.к. через пейпал платежи не проходят.