Connect your home's HVAC system to the rest of your wireless network easily with a Honeywell 7 day Programmable Wi-Fi enabled THERMOSTAT. This high-tech unit has 7 fully Programmable days, with morning, daytime, evening, and night, and easy connectivity for control by smartphone or computer. On the THERMOSTAT, there's a big, backlit digital display and easy controls. Automatic software updates. WiFi Specifications - 802.11b, 802.11g, 802.11n, 2.4GHz range