Transform the weak, tinny sound from your PC and smartphone into the textured, rich depths of 2.0 stereo with this Nedis® USB-powered 18 W Speaker Set.The two speakers connect to your PC or smartphone by a 3.5 mm stereo connector and can be powered by a USB connection – no external power adapter is needed.The power output of 18 W delivers a perfect sound reproduction that balances subtlety and power.