Summary: Provides adequate improvement in sound quality and volume over my laptop's built in speakers. When plugged in to a USB port, seamlessly installed it's software. A quick trip to (Windows 7) Control Panel, Sound app - to enable the new device - and you're ready to go. These speakers become the priority device the laptop uses, when they're plugged in. When unplugged, the laptop defaults back to it's internal speakers. No additional messing around needed with the settings.