DeLonghi La Specialista Maestr Note: 1)Too coarse a grind, too little coffee, or insufficiently tamping the grounds before brewing can all lead to inadequate pressure for a proper brew Sensor Grinding Technology Choose one of 8 grinding settings for the coffee beans of your choice and adjust the dose with a precise digital dosing guide Smart Tamping Station No more too loose or too dense doses, the Smart Tamping Station works in harmony with the sensors to ensure perfect pressure and proper doses with less mess Dynamic Pre-Infusion The dynamic pre-infusion process adapts to the density of the coffee dose, and evenly wets the grounds to reach their perfect extraction. 5 Temperature Settings Active Temperature Control features 5 infusion profile settings that vary by bean type