The MEI 4-IN-1+ C.U.P. (Customer Upgrade Program) Credit Card Reader is a product designed specifically for vending machines. Manufactured by MEI, this credit card reader model Easichoice 4in1+ is compatible with most vending machines that are MDB enabled. The part number for this specific model is 250067297Y2, making it easy for vending machine operators to identify and install the reader for cashless payment options. This reader allows customers to conveniently make purchases using credit or debit cards, and fits over the bill acceptor so that you do not need to drill any additional holes on your machines front, saving time and money. This device enhances the vending experience for both operators and consumers. You will still need to purchase a telemeter which goes inside the machine and connects to the reader by a harness