Smart Home tutorial: ESP8266, Alexa and Amazon Echo
IOT – Google, Amazon Alexa, Signal Jammer, ESP 8266 NodeMCU and Location Tracker etc..,: New model technology development - Kindle edition by k, Anbazhagan, k, Ambika parameswari. Children Kindle eBooks @ Amazon.com.
NodeMCU ESP8266 Alexa App Voice Control Smart Home System - Hackster.io