Turns out we can Use a TV That “Works With Alexa”
“Works with Alexa” capability is currently available on select TV models from LG (2018), Sony (2016, 2017, 2018), and Vizio (2017 and 2018), and will be available on forthcoming select 2018 models from Hisense.
Instruction For LG TVs:
Launch the Set-Up TV for Amazon Alexa App from the home screen of your LG TV running the webOS 4.0 TV operating system or higher).
Follow the directions and log into your LG account (or create one) and select the name of your TV. Go to the mobile setup guide page, and go to the Alexa App on your smartphone to enable LG SmartThinQ Alexa skill and link your accounts.
Complete any additional setup instructions prompted by your TV.
For Sony TVs:
Open the TV Control Setup with Amazon Alexa App from the Home screen of your TV. Select your Google account (or create one) and name your TV.
Follow instructions and find and enable the Sony TV Alexa App on your smartphone and follow additional instructions to link the TV and Echo-type devices.
For Vizio TVs:
Launch the Vizio TV SmartCast home screen.
Using your TV remote, press up and click on the Extras tab on the menu bar.
Select Voice Settings, and then Pair Display.
Using your smartphone go to dms.vizio.com/alexa and enter the PIN shown your TV screen.
When prompted, return to the Alexa App on your phone to enable Alexa voice skills, link accounts, and devices.