|DTS (Digital Theater Systems) is part of the Realtek audio driver used by HP & some motherboard manufacturers. It looks like more people want to remove it than keep it. Do you have a volume icon by the clock? What choices are on the list if you right click on it?|
Realtek HD Audio with DTS Operation Guide
DTS Audio Control Panel - Please help me remove this!
If you feel you need/want it, you should be able to find it here: HP Customer Support - Software and Driver Downloads