Offering control over three types of indoor air quality equipment simultaneously, the Honeywell Home T10+ Smart Thermostat Kit from Resideo Technologies includes the Honeywell Home T10+ Smart Thermostat, a floor/slab sensor, an Equipment Interface Module, a wireless, smart room sensor, a wireless outdoor sensor, and a return and supply air sensor. The EIM allows for the installation of humidification, dehumidification, and ventilation systems without running new wires. resideo.com