Mitsubishi Electric Ductless Split-System Heat Pump, M Series, 208 to 230 V, 1 A, 1340 W, 60 Hz, 1 ph Phase, 18000 Btu/hr, 1691 cfm, 20.5 SEER, 11.2 HSPF, 1/4 in Liquid Connection, Tonnage: 1.5 ton, 49 dBA Sound Level, Wall Mounting, 36-5/16 in Overall Width, 12 in Overall Height, Additional Information: R-410A Refrigerant, 9-13/16 in D