Samsung WindFree™ Evaporator Split System, 208/230 V, 13.7 A, 125 W Condenser Fan, 27 W Evaporator Fan, 60 Hz, 1 ph Phase, 3 Fan Speeds, 7500 to 42500 Btu/hr Heating, 8800 to 31700 Btu/hr Cooling, 445/533/622/713 cfm Heating CFM Rating, 445/533/621/713 cfm Cooling CFM Rating, 12.5 EER Rating, 20 SEER, 9.2 HSPF, 54 dBA Heating Sound Level, 28 dBA Cooling Sound Level, Wall Mounting, Steel, Galvanized/Powder-Coated, 50 to 86 deg F Indoor, -5 to 75 deg F Outdoor Heating Operating Temperature, 61 to 90 deg F Indoor, 14 to 115 deg F Outdoor Cooling Operating Temperature, 13 in Overall Length, 37 in Overall Width, 39-5/16 in Overall Height