Yamaha SY99 Synthesizer Sound output confirmed

Condition Description Please be sure to read POLICY before purchasing products with [AC100V] in the title or products that use a power outlet. The goods are all in the photograph. Please be sure to check the condition of the product by photos. Questions are always available in the message. —— The display is visible, but we do not know how much battery power is left. Sound seems to be coming from all keys. We do not know if the floppy disk can be read. The dummy floppy shown in the picture is not included. Please Note shipping from Japan. Please read POLICY before purchasing products with [AC100V] in the title or products that use a power outlet. Please check the date set in Handling Time from purchase to shipping. Estimated days from shipping to arrival By FedEx: about 1 week By Express Mail Service (EMS): about 2 weeks The above time may be extended over weekends and Japanese national holidays. There is a time lag of a few days after the shipment is completed until the tracking number is reflected on eBay. Policy Payment Payment is only accepted through payoneer and we can only ship to the address registered with payoneer. Import duties, taxes and fees are not included in the item price or shipping charges. These costs are to be borne by the buyer. Cancellations & Returns Cancellation or returns will be accepted only if the item has an obvious problem that was not mentioned in the listing description. If that, please let us know within 3 days you got the item. Buyer is responsible for shipping costs and any charge incurred shipping products back. International Buyers Cancellations or returns will only be accepted if there is an obvious problem with the item’s title as well as if there is an obvious problem with the item that was not mentioned in the listing description. If it does, please let us know within 3 days of getting the item. Buyer is responsible for shipping costs and charges will be lost shipping the product back. Always check the voltage before claiming a defect. If you do not check by voltage you will not receive a return. Buyers who refuse to use a transformer will not receive any returns or refunds. Refuse any returns and refunds. [AC 100V] Before you buy the item Attention Buyers: The voltage for this electronic device is 100V and made for Japan usage ONLY. In order for you to use this device outside Japan where the voltage is higher than 100V such as 200V-240V, you are required to use a transformer to adjust the voltage to your local country. WIthout using a transformer, this device will be broken. We are not responsible for the damage of this device if you use it without a proper transformer. Please purchase it in your local store.Failure to check voltage will void the return.