How could I add sound effect during video recording or live streaming?

Step 1:
Please connect source device with HDMI cable and connect ClonerAlliance Flint 4KP Pro/Plus to PC with USB type-c to USB cable.
Step 2:
Please use a female-female 3.5mm audio cable to connect audio source device and ClonerAlliance Flint 4KP Pro/Plus device, plug the 3.5mm jack into “Line in” socket of ClonerAlliance Flint 4KP Pro/Plus.
Step 3:
Now, ClonerAlliance Flint 4KP Pro/Plus’s HDMI output is embed sound mixed HDMI input with audio source.

Enjoy the new sound effect in your video recording or live streaming.