As the hardware is a standard Realtek 662 chip, you can download the generic Realtek High Definition Audio Codecs directly from the Realtek Download Page.
The H81 chipset typically features:
: If the download is a .zip or .rar , right-click and select Extract All .
Retailers like DNS-Shop host dedicated driver files for specific versions like the Esonic H81DA1 V5.1 . Installation Steps Realtek HD Audio Drivers x64 - Download
Because Esonic is a specialized manufacturer, finding the right software can sometimes be trickier than with major brands. This guide will walk you through identifying your hardware and getting your audio back on track. 1. Identifying Your Audio Chipset