ECR International’s EMI Enviroair single-zone and multizone residential ductless split systems feature inverter technology. The Enviroair line consists of the FSR Series, the SZ1 Series and the MZ1 Series. The temperature sensor inside the remote determines the cooling or heating needs of a room as the louver controls follow the remote. Additional features are: turbo mode, louver position memory, auto-level swing louvers, LCD display, 24-hour timer, auto-start function and sleep mode. All models include infrared remote control.