The DebitKey system is a cashless plastic key-shaped debit carrier with an embedded chip card integrated circuit. The DebitKey system is used to activate equipment, provide access control, or make purchases. DebitKey can have a stored value for use in debit applications, or as an intelligent PIN in credit applications where the customer is billed. Watch a YouTube video on this product here: www.youtube.com/watch?v=5N0HmeNEjHc