The Bunn 12 Cup Coffee Brewer features a large 200 oz. (5.9 liters) tank, providing back-to-back brewing capacity. The unit is dual voltage adaptable and can operate at 120V/15 amp or 120/208-240V/20 amp. It adjusts automatically to varying water pressure. For high lime areas, BrewLOGIC™ technology calculates flow rate and adjusts brew time to maintain consistent pot levels. BrewWIZARD™ technology incorporates simplified programming with an LCD display. Quicker install saves up to 30 minutes. Pot level, cold brew lock-out and tank temperature are set easily from the advanced touchpad on the front of machine, ensuring coffee brew quality. Electronic diagnostics and built-in tank drain make service easier. The SplashGard® funnel deflects hot liquids away from the hand. Coffee extraction is controlled with programmable pre-infusion or pulse brew and digital temperature control. Decanters are sold seperately.