Hello, how are you,I am a buyer from shaji shaji located in India. I am interested in this style of Yamaha--PSR--61--Key--Arranger--Workstation and in doing business with you.May I know more information about product such as:Shelf Life,Color,Size ,What is the product-per-unit cost including shipping via Air Express to the India?Please forward any information you have available regarding the questions above.Warm Regardsshajishaji shaji Show More