Airstage, AOU42RGLX, Outdoor Unit, Inverter Heat Pump, Series: AOU, 208 to 230 V, 1 ph, 60 Hz Power Source, 3973 cfm Flow Rate, Rotary Compressor, R-410A Refrigerant, 57 dBA Sound Level, Aluminum, Beige, 50-13/16 in H x 35-7/16 in W x 13 in D Dimensions, Import