HYTOBI S10 2.0 Multimedia Speakers MES10-GRY (Black/Silver) Great for Desktop/Laptop computers or MP3 Players. Volume control and On/Off button, headphone jack, plus 3.5mm jack input for your MP3, DVD or CD player Power Supply: Wall Plug. Sleek and elegant to add class to your desktop without taking over your space. Simple setup - Plug into the wall and connect to your laptop, desktop, mobile phone etc. with a standard 3.5mm plug.Works with Windows and Mac OS