Samsung Quantum 2.0 Outdoor Evaporator Split System, 208 to 230 V, 1.2/4.8/6.2/1.1/4.6/9.3 A, 40 W, 60 Hz, 1 ph, 3 Fan Speeds, 2600 to 20000 Btu/hr Heating, 3000 to 14500 Btu/hr Cooling, 420 cfm Heating CFM Rating, 385 cfm Cooling CFM Rating, 12.05 EER Rating, 21.5 SEER, 12 HSPF, BLDC Rotary Compressor, R-410A Refrigerant, 3/8 in Liquid Line, 1/4 in Suction Line, 20 A Fuse Rating, 46 dB Heating Sound Level, 38 dB Cooling Sound Level, Wall Mounting, Steel, Baked-On Powder-Coated/Galvanized, -5 to 75 deg F Heating Operating Temperature, 14 to 115 deg F Cooling Operating Temperature, 31-1/8 in Overall Width, 21-9/16 in Overall Height, Additional Information: 11-1/4 in D