Ecobee 4 Smart Thermostat with Built-in Alexa ECB401 – 755838611873
Open-Box: Like new, complete set. Professionally inspected, no signs of use. * —Ecobee 4 Smart Thermostat —Display – 3.5″ Full Color Touchscreen Display —Power Source – 24 VAC (C-Wire Required) —System Compatibility – Works w/ Gas, Oil, Electric & Dual Fuel Systems —Stages – Supports Conventional Systems Up to 2-Stage (2H/2C) & Heat Pump Up to 4-Stage (4H/2C) with Auxiliary Heat —Sensors – Built-in Temperature, Humidity, Motion & Proximity (Supports Up to 32 Additional Room Sensors) —Built-in Voice Control – Alexa Built-in —Microphone – Yes —Speaker – Yes —Platform – Apple HomeKit, Google Assistant, Samsung SmartThings, IFTTT, Cortana —WiFi – Yes, Dual-Band @ 2.4GHz or 5GHz.