Independently-controlled dual motors for vertically-recirculated air impingement Top-launched RF energy Stirrer to help ensure even distribution of air and RF energy Integral recirculating catalytic converter for UL (KNLZ) listed ventless operation External air filtration Vent catalyst to further limit emissions and odors LED timer counts down last 30 seconds of cook time Smart menu system capable of storing up to 256 recipes Flash firmware updates via smart card Single or dual-temperature interface Field-configurable for single or multiphase operation (requires service call) Self-diagnostics for monitoring oven components and performance Smart Voltage Sensor Technology* (U.S. only) Stackable (requires stacking stand) IoT enabled for OpenKitchen Includes plug and cord (6 ft. nominal)