Usage Tips:Description: For KORG PA600 PA900 Package: 1 xOptional Warranty Service: - We accept return within 15 days after delivery. - Defective items will be exchanged or fully refunded on buyers request. - For non-defective items, the buyer is required to pay return shipping costs. - All items need to be returned in package with all the supplies. - Our goal is 100 percent customer satisfaction. Customer Service: - If you plan to leave us a negative or neutral feedback, please contact us and we will be glad to help solve the problem. - Any question please leave message to us, we will reply in first time. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.