What is it?

nhksrv.exe is a 3rd party application included in the software and driver install?of some keyboards with extra function buttons. The extra function buttons?are common to?multimedia keyboards.?If you own an Acer, Dell, Compaq?or some other brand PC that included?a Multimedia Keyboard this file might have?been included with the drivers for your hardware.

What does it do?

nhksrv.exe is the Hot Key monitoring service, when you press the?EMAIL button, or the LINKS button on the multimedia keyboard this service links the key pressed to either your default email application or your default internet browser ETC....

More info:

Read more about multimedia keyboards @[url=http://www.google.com/search?hl=en&q=multimedia+keyboard]GOOGLE.com[/url]