According to the manufacturer, the Mind Reader "Revolution" coin operated coffee dispenser is designed to operate using two U.S. currency quarters. The manufacturer does not recommend altering the currency slot to change the type of currency the dispenser accepts. The machine dispenses Keurig compatible pods.
The EMSCOMDPS01BLK - Coin Operated Pod Dispenser will accept and operate using 2 quarters only. You cannot change the amount or price of the pods to $0.75, for example.