The DAIKIN FTKE series is a range of R32 refrigerant-based inverter air conditioners available in capacities of 1.0HP, 1.5HP, 2.0HP, and 2.5HP. These air conditioners utilize inverter technology for energy-efficient cooling and heating. They also feature built-in WIFI connectivity, allowing for remote control and monitoring, and a gin-ion filter for improved air quality (FTKE-A model).