AlpicAir +Multi Dual-Zone Ductless Mini-Split System 18,000 BTU Inverter Heat Pump (12k+12k) 21.3 SEER Dual Zone Wifi Ready Ductless Mini-Split System 208-230V/60Hz. Refrigerant type R410A Low Ambient Cooling, Super Quiet Operation, Inverter Technology, LED Display, IR Remote Controller (x2), Wifi Adapter (x2) Cooling, Heating and Dehumidifier Function AHRI Certified, ETL Approved Outdoor Unit: AM20-18UHPDC2A (x1) Indoor Unit: AWMI-12UHPDC2A (x2). Line sets are not included. Required size: 1/4'' x 1/2" (x2). Control wires are not included. Required size 14/4 gauge wire. Room Size: 600-1,000 sq.ft.