MEI is the world’s leading manufacturer of electronic note acceptors and coin exchanger mechanisms. MEI electronic payment systems, which are used with credit/debit card readers and electronic coupon readers, are relied upon for over 2 billion transactions per week in more than 100 countries around the world. MEI payment systems technology is considered the most reliable choice in hundreds of real world applications and has earned the best performance ratings in the market. With this system, our machines have the ability to accept coin or cash, credit and debit cards, and “One Vend” coupons for added customer convenience.