This ACSON air conditioner is a wall-mounted, inverter type unit utilizing R32 refrigerant. It's available in various capacities ranging from 1HP to 2.5HP, catering to different room sizes. The inverter technology ensures energy efficiency, and it's available in both 3-star and 4-star energy ratings, offering choices based on energy saving preferences. The use of R32 refrigerant makes it a more environmentally friendly option compared to older refrigerants.