AUX The AUX Wi-Fi MINI split AC ductless heat pump is the air comfort system you need to ensure your home stays comfortable, cool, and cost effective, for as long as you desire. This high quality ductless heat pump is energy efficient, packed with great features, and priced to meet most household budgets. If you need targeted air comfort for a single zone in your home or need more general air conditioning, the Inverter variable speed compressor with its Energy efficient performance, ensures you comfort and affordably. The Wi-Fi feature lets you control the ambient temperature of the unit before you arrive home.