Execute reliable electronic check transactions with MagTek’s Mini MICR Mini MICR reads real-world checks with the highest accuracy in the industry Mini MICR’s rugged and durable design will provide years of daily use With over 1 million check readers installed worldwide, Mini MICR is in service today with major retailers and financial institutions reading billions of checks annually Mini MICR offers a range of interface options for easy and flexible connectivity to POS terminals, PCs, cash registers, etc.