Honeywell Prestige YTHX9421R5085WW 2-Wire IAQ Kit with Thermostat, EIM & two duct sensors

Features: Up to 4H/2C Heat Pump or 3H/2C Conventional Systems Smart Schedule feature programs in seconds for any lifestyle 60% smaller than Prestige 2.0 and available in 4 colors Delta T Alerts and Diagnostics inform customers when their system is not operating as expected Residential or Light Commercial use User Interaction Log provides a searchable history of setting changes Assignable outputs for Indoor Air Quality and staging control Selectable staging options Customizable service reminders 5-Year Warranty