ROVSUN 18,000 BTU Smart WIFI Mini Split AC/Heating System featuring Inverter & APP Control

12000 BTU Mini Split AC. 18000 BTU Mini Split AC. 20000 BTU Mini Split AC. 28000 BTU Mini Split AC. 35000 BTU Mini Split AC. 350-550 sq.ft. 350-550 sq.ft. 750-1000 sq.ft. Up to 800 sq.ft. Up to 1200 sq.ft. Up to 1600 sq.ft. Voltage 115V / 60Hz 115V / 60Hz 208~230V / 60Hz 208~230V / 60Hz 208~230V / 60Hz 208~230V / 60Hz 208~230V / 60Hz Noise Level (dBa) 28-42 (dBa) 28-45 (dBa) 28-45 (dBa) 32-49 (dBa) 28-42 (dBa) 28-45 (dBa) 28-45 (dBa) Weight (indoor / oudoor unit) 20.4lb / 53.6lb 23.1lb / 58.4lb 23.1lb / 58.4lb 30.9lb / 86lb 20lb / 97lb 20lb / 119lb 20lb / 145lb Line Set 16.4ft (1/4' & 3/8') 16.4ft (1/4' & 3/8') 16.4ft (1/4' & 3/8') 16.4ft (1/4' & 1/2') 25ft (1/4' & 3/8') 25ft (1/4' & 3/8') 25ft (1/4' & 3/8') SEER 24 23 24 23 20 20 19 Remote/APP/Voice Control.