Samsung High Static Pressure Duct S Indoor Unit, 208-230 V, 2.1 A, 5.28 kW, 60 Hz, 1 ph, 18000 Btu/hr Cooling, 21000 Btu/hr Heating, 332 to 579 cfm, Flared Connection, R-32 Refrigerant, Tonnage: 1.49 ton, 40 dBA Sound Level, Steel, Galvanized, 33-7/16 in Overall Length, 27-9/16 in Overall Width, 9-13/16 in Overall Height, Brushless DC Motor, 1/4 in Liquid Line, 1/2 in Suction Line