1. The types of air conditioners are many, before buying ask a professional which will benefit you more.
2.If you need to cool more rooms efficiently you will have to opt for multi split configurations.
3. Inverter technology of the air conditioners maximize and improve the operation of them. Basically, to understand us, it is a way to boost the cooling capacity and keep it constant. The result is a constant temperature and a shorter cooling period.
4. The noise level is important. It acquires a unit of between 20 or 25 dB, this is an acceptable noise level to maintain the comfort in moments in which you want silence.