Advanced pump boiler maintains a reservoir of hot water at the perfect temperature for faster and more consistent results Stateoftheart boiler increases brewing pressure and temperature stability 15 bar pump provides optimal pressure for rich crema the thin layer of foam that is the mark of a perfectly brewed espresso The double spout espresso filter is convenient and easy to use Creates an optimal brew quickly and can produce 1 or 2 espressos at a time Heavyduty diecast stainless steel construction