Logitech Harmony Smart Control: A Universal Remote for Tech Enthusiasts
Amazon.com: Logitech Harmony Hub - Discontinued by Manufacturer : Electronics
User manual Logitech Harmony 950 (English - 8 pages)
Amazon.com: Logitech Harmony 665 Advanced Remote Control, Universal Entertainment Remote, Replaces up to 10 remotes with Guided Online Set-up and Interactive Help (Renewed) : Electronics
Alexa can control your TV with a Logitech Harmony. Here's how - CNET