Schedule or adjust brew time and setup reminders so coffee is fresh and hot whenever you want it using the Free WeMo App from your smart device. Free WeMo App available for Apple(iOS 7 and higher) and Android(4.0 and higher) devices to connect from anywhere with 3G 4G Wi-F. Optimal Brew Technology - brews coffee faster in under 7 minutes and heats up water to the ideal brewing temperature to optimize flavor from the grounds.. 10-Cup Thermal Carafe keeps your coffee hot and tasting fresh. Brew button - for manual operation when brewing without the WeMo App and smart device. The Mr. Coffee BVMC-PSTX91WE 10-Cup Optimal Brew Smart Coffeemaker enabled by WeMo. WeMo works over Wi-Fi and 3G4G, so you can easily adjust your coffeemaker whenever you like, from wherever you are.