Brews 34.3 gallons of perfect coffee per hour. Coffee extraction controlled with pre-infusion and pulse brew, digital temperature control, and large spray head. Coffee strength controlled with variable by-pass. BrewMETER allows automatic programming of pulse routine. Splashguard funnel and funnel locks help improve safety. Funnel has 28 ounce capacity and paper filter retainers to eliminate fold-over. ThermoFresh servers are insulated to keep coffee hot and fresh for hours.