These are compatible with digital assistants, such as Amazon Alexa.
Brad's Deals Editor David,
This TP-Link HS200 Smart WiFi Light Switch 3-Pack drops to $36.99 with free shipping at Amazon. Note that it will not ship until 1/22. This matches the Prime Day price, and it is currently the lowest price by $23. These light switches have built-in WiFi, so you can control and program them with a smartphone, tablet, or voice-controlled device like Alexa or Google Home. Sales tax is charged in most states.