Control Your TV & Home Theater
You can plug your cable box into the back of the Xbox One X and then you can watch TV through your Xbox while using it to control your channels, check out a better looking guide than you get with your cable company and it can control your TV.
With a cheap IR repeater you can control your TV power and volume, cable box channels and DVR and volume to a sound bar or receiver. You can buy this cable for $7.99 that controls three devices, which is the max number the Xbox One can support.
Here's a guide on setting up the Xbox One X to watch TV and control your TV and home entertainment without the Kinect.