Listening device (Headphones or Speakers) with Aux input.
*If your computer monitor does not have an HDMI port but has a DVI-D port, than instead of the HDMI to HDMI cable, you will need the ** HDMI (Male) to DVI-D (Male) Cable – See on Amazon.
Setting up Your Monitor
Plug the Optical Audio Cable into your game console and into the Audio Converter.
Plug the Audio Cable into the Audio Converter
For Speakers – Plug the Aux Cable (Male) into the Audio Cable Port (Female)
For Headphones – Plug the headphones aux cord into the Audio Cable Port (Female)
Turn on your game console
Depending on the monitor, on the screen, a message will flash asking for you to adjust your refresh-rate or screen resolution. Apply the new setting.
Now you know how to play your game consoles on any computer monitor with sound. For a soundless monitor to have sound you need to acquire an audio converter and a optical audio cable. Optical audio cables are used for surround sound and home theater stereo systems.