Your Smartphone is now your key - touch to open convenienceNOW get FREE ekeys! Send and manage eKey access via smartphoneBluetooth Smart ready with a Bluetooth 4.0 enabled deviceWorks with select iOS and Android devices (wider compatibility with updated Google Play Kevo app which determines full and partial compatibility) - please check compatibility (below) before purchaseHistory and notifications - see who locked/unlocked KevoSmart Home compatibility with Amazon Alexa, Ring Doorbell, Skybell, Nest Learning Thermostat, select Honeywell Thermostats, Android Wear and IFTTT