Frisby FS-2700 is a unique USB powered 2.1 home or office audio speaker system. Plug the USB power cable into your laptop or desktop, insert the 3.5mm cable into your audio jack source, and start listening to your favorite music! It provides great sound quality with easy accessibility to change the volume or bass. The system is quite loud with clear sound quality at an unbeatable price. You can power the system by plugging it in to an usb powered source ie Desktop, laptop, or usb to ac converter. You can save energy while enjoying excellent sound quality at 11 watts. Both speakers and the subwoofer are magnetically shielded to provide the protection against image distortion from external electronic sources. Compatible with any type of 3.5mm Stereo Audio Source. The system is complete, comes with all necessary cables. Warranty: 1 year provided by Frisby which means we will be your direct contact for warranty exchanges for factory defects.