This Blue Star 3-in-1 PS/2 Keyboard/Optical Scroll Mouse & Speakers Kit is the perfect addition to your desktop system! This PS/2 keyboard features a 107-key layout with 18 Multimedia and Internet hot keys for quick and easy, one touch access to your digital content, email and the web! It also comes with power, sleep and wake-up buttons and fold-out feet for a comfortable typing experience! The PS/2 mouse features optical technology for smooth navigation and comes equipped with 3-buttons with a scroll wheel! The 2-piece speaker set includes volume control and 3.5 mm stereo plug so you can listen in with your headphones! Plus, its USB interface offers plug and play connectivity!