tuning key;For pearl timpani Please note that some of the models are made exclusively for Japanese market hence the specifications and interface language is all in Japanese and cannot be changed to a different language. Also the voltage is adopted for Japanese standard ~ 100V ## About us want.ip Inc (a group company of Yahoo Japan) the leading cross-border e-retailer of all kinds of Japan products. We source all the products from official distributors or manufactures] ## Overseas Shipping Information As this is an overseas delivery product it may take up to 2~5 business days to ship out. However there may be a slight delay depending on the local delivery status and customs procedures. ## Warranty Since this product is manufactured for Japanese market warranty is not supported in your country. ## Voltage For electronic equipment it is recommended to use a transformer just in case. This is because electronic equipment for Japan is designed to be used at 100V. (Some products are globally compatible.)