Reddit reviews iDevices IDEV0005AND5 FBA_2843481 Wi-Fi Smart Thermostat, Works with Alexa, White

COMPATIBILITY: Works with most heating and cooling systems; all systems require a 24VAC "Common" wire for power. All system types require a common wire (C-Wire). To check system and router compatibility, refer to iDevices support portalVOICE CONTROL: Responds to Alexa, Siri, and Google Assistant voice commands (voice assistant devices sold separately)ACCESS ANYWHERE: Control and monitor the iDevices Thermostat from anywhere using any iOS/Android device and the iDevices Connected appNO HUB REQUIRED: With the iDevices Thermostat, a home Wi-Fi network and a smart phone/tablet are all that's required to get started. For additional compatibility details, refer to the iDevices support portal2-YEAR WARRANTY: Backed by a 2-year limited warranty and U.S.-based customer experience team