Pulse-Eight - Integrate our ever-popular CEC technology inside your Intel NUC, using the existing stock enclosure! Remote control signals from your TV remote are sent via the HDMI cable into the NUC
Amazon.com: Intel NUC 6th Gen LID with Single USB 2.0 Port with HDMI-CEC Adapter : Electronics
Setup Notes - Pulse-Eight USB CEC Adapter Review
Pulse-eight CEC adapter working with the beagleboard - YouTube