Optical Audio Headphone Amplifier

4 best headphone Amps with optical input

https://windowsreport.com/best-headphone-amp-optical-input/

Amazon.com: optical audio headphones

https://www.amazon.com/optical-audio-headphones/s?k=optical+audio+headphones

Amazon.com: optical amplifier

https://www.amazon.com/optical-amplifier/s?k=optical+amplifier

10 Headphone Amplifiers for Audiophiles | B&H Explora

https://www.bhphotovideo.com/explora/pro-audio/buying-guide/10-headphone-amplifiers-audiophiles

Amazon.com: optical audio to headphone jack: Electronics

https://www.amazon.com/optical-audio-headphone-jack-Electronics/s?k=optical+audio+to+headphone+jack&rh=n%3A172282

Headphone amp with optical input? | Headphone Reviews and ...

https://www.head-fi.org/threads/headphone-amp-with-optical-input.794090/

External DACs (Digital to Analog Converter) would come with a optical input. So I'm assuming what your looking for is an external DAC and external amplifier or a combined all in one DAC/amp. It would help if you listed a budget for the external DAC/amp? As you have nice headphones, I would say to check out the Audio-GD NFB-11, external DAC/amp.

Amazon.com: 80 Watts Mini Stereo Amplifier with Optical ...

https://www.amazon.com/Watts-Stereo-Amplifier-Optical-Coaxial/dp/B00RXC9VXA

What Is the Optical Audio Port, and When Should I Use It?

https://www.howtogeek.com/241828/what-is-the-optical-audio-port-and-when-should-i-use-it/

Question What is the best small amplifier that has optical ...

https://www.avforums.com/threads/what-is-the-best-small-amplifier-that-has-optical-input.2268111/

$200 Desktop Headphone Amplifier and Dac | Audio …

https://www.audiosciencereview.com/forum/index.php?threads/200-desktop-headphone-amplifier-and-dac.16922/