Dual Brewer with Portable Server w/ Three Batch Size Settings. Stainless funnel. Brew batches of .5, 1 or 1.5 gallons automatically. Brews 17.5 to 20.3 gallons of perfect coffee per hour. BrewSmart Variable Bypass ensures perfect coffee regardless of batch size. Hot water faucet. Available with Digital Brewer Control for superior coffee flavor management. Electronic grinder interface instructs grinder on exact amount of coffee for selected brew batch size. The 2 portable servers included with the brewer (1.5GPRs), have a patented Safety-Fresh´ brew-through lid with vapor seal and spill protection. International electrical configurations available. UL listed. NSF approved.