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
USB - HDMI-CEC Adapter
Pulse Eight P8-USBCECv1 | USB - CEC Adapter | Camera Accessory
Jimier HDMI 2.0 IR Remote Controlled Male to Female Adapter with CEC ARC Function HDCP Compliant Support to Close CEC - AliExpress
IR Adapter with CEC Remote Controlled HDMI 2.0 ARC Function and HDCP Controller | eBay