Smart Home Device - control the unit via Igenix app on all smart devices. It's compatible with Amazon Echo devices and Alexa-enabled - can be controlled by voice commands 3-in-1 multi-functional air conditioning unit with cooling, fan and dehumidifying functions with a 1.5 m exhaust hose included. The unit makes 65dB of noise when Cooling function is on as the compressor is within the unit itself, different from commercial air conditioning found in hotels, which makes it unsuitable to use when sleeping, so make sure you cool the room prior to using your bedroom Cooling function - 9000 BTU cooling capacity, the cooling temperature can be reduced to 15° Celsius; ideal for both home and office environments. Like all portable air conditioner units, it must be vented through a window or vent hole in the wall so hot air can escape and the room can be cooled