This Hisense AW1221DR3W 3 speed window AC with remote features dehumidifier and heat functions. This 11,500 BTU capacity window AC with 10,700 BTU powerful heat function can be placed in rooms up to 550 sq. ft. and is easy-to-install with the included kit for windows 27 41 inches wide. Additional features include a quiet compressor, and a new quiet operation design (provides quiet operation, 56 dB on low), programmable 24-hour on/off timer, dimmable LED digital controls, and 4-way airflow adjustment.