Features: 1) Full model include: ASW-09A4/EFR, ASW-H09A4/EFR, ASW-12A4/EFR, ASW- H12A4/EFR 2) Antibacterial filter net 3) Negative ion 4) Vitamin C and anti-acarid 5) New appearance, digital display 6) Three-bend evaporator 7) Remote control with big LCD 8) High efficiency cooling/heating 9) Double muting technology 10) High efficiency cooling/heating 11) PG motor 12) Intelligent defrosting 13) Refrigerant, power supply and certificate 14) R22, 220 to 240V/50Hz (CE, CB, Australian energy consumption) 15) R407c, 220 to 240V/50Hz (CE, CB, Australian energy consumption, European energy consumption) 16) R410a, 220 to 240V/50Hz (CE, CB, Australian energy consumption, European energy consumption) 17) R22, 208 to 230V/60Hz, no certificate 18) R410a, 220 to 240V/50Hz (CE, European energy consumption) high EER