This is my second useful thing done through Alexa after simple implementation of switching on/off light. This is not just applicable to Sony Bravia TVs but any device which can be controlled through HTTP/JSON request or via any other protocol. Hardware prerequisites for making whole thing work are as follows: 1. Sony Bravia Android TV or other devices which can accept input through HTTP or different protocol. 2. Raspberry Pi to keep running program/service. 3. Alexa device. Software prerequisites: 1. Alexa Skill: https://developer.amazon.com/edw/home.html#/skills 2. Lambda: https://console.aws.amazon.com/lambda/home?region=us-east-1#/functions 3. AWS IoT: https://console.aws.amazon.com/iot/home?region=us-east-1 How the whole process would work? Alexa would accept voice commands and converts it to intend to make a request to Lambda function. Lambda function would use converted user-friendly commands to MQTT request on AWS IoT service which would be listened through MQTT ...