Works with Alexa for voice control (hub required, Alexa device and hub sold separately).Sleek metal design for enhanced qualityTamper resistant interior cover11 button backlit keypadMotorized deadbolt-enables true remote locking and unlockingKeyless entryHome Connect technology - communicates wirelessly to security and home automation systems via Z-WaveZ Wave certification number: ZC08-15060009Please see Installation Manual and User Manual under Technical Specification section for additional information.Does NOT work via Zigbee, and is incompatible with Xfinity.