Samsung Multi-Split Indoor Unit, 208-230 V, 0.5 A, 6.45 kW, 60 Hz, 1 ph, 3 Fan Speeds, 22000 Btu/hr Cooling, 24000 Btu/hr Heating, 465 to 623 cfm Cooling, 470 to 629 cfm Heating, Flared Connection, R-32 Refrigerant, Tonnage: 1.83 ton, 45 dBA Sound Level, Wall Mounting, Polystyrene, 64 to 90 deg F Cooling, <=86 deg F Heating, 41-9/16 in Overall Length, 13-9/16 in Overall Width, 8-7/16 in Overall Height, For Use With: Multi-Zone Systems, Brushless DC Motor, 14 AWG Wire Size, 1/4 in Liquid Line, 5/8 in Suction Line