2 Ton Inverter Split-System Communicating Air Conditioner, Circuit Voltage: 208-230, Hertz: 60, Phase: 1, Department of Energy Guide SEER: 19, EER: 11, Stage: Inverter, Refrigerant: R410A, Connection Size: 3/8"X5/8", Connection Type: Sweat, Factory Charge: 4.8 lbs, Type: Air, Dimensions: 31-13/16''H x 23-1/8''W x 23-1/8''D, Weight: 150 lbs ***Unit includes a Manufacture Warranty, register your unit with the Manufacturer for details*** **Compatible With Observer Communicating Units**