This wall-mounted mini split air conditioner and heater brings cooling and heating comfort to rooms up to 400 square feet. The white indoor unit measures 31.93 x 7.48 x 12.05 inches and weighs 19.8 pounds, while the outdoor compressor unit measures 30.98 x 11.42 x 19.61 inches and weighs 51.8 pounds. Built from a cold-rolled steel cabinet with copper and aluminum coils, the system uses R32 refrigerant and inverter technology to deliver 9000 Btu of cooling and 10000 Btu of heating at 21 SEER2 efficiency. Seven operating modes and eight fan speeds run through a smartphone app, voice assistant, or the included remote, with 4D auto swing spreading air evenly. Indoor noise stays as low as 28 decibels, and sleep mode with screen-off supports quiet rest, while a 24-hour timer and child lock add scheduling and safety control. The set includes both units, copper pipes, mounting pads, a remote, and wall sleeve, with assembly required.