Initial Settings > Install and configure Smart Speakers > Amazon Echo device settings >

Example of Amazon Echo device commands

By saying "Alexa" to the Amazon Echo device, it will be in a state of waiting for voice command input. 

Then, you can control the device connected to the HOMETACT app without using your hands by saying the following

Air Conditioner

Smart Switch

Smart Curtains

Bath Controller

Roomba (Addable devices)

Philips Hue (Addable devices)

TV (Addable devices)

Sonos (Addable devices)