A4Tech comfort round edge A-Shape keyboard PS2 black has ease keystroke on your fingertips, providing hours of typing comfort. It has specially designed drain holes that will help exhaust liquid from the keyboard, and prevent damage by accidental liquid spill off. Adjustable tilt legs enable a truly personalized experience. Choose the keyboard height that maximizes your comfort and matches your style. Laser inscribed keys ensure you will never loose key identity. System Requirements Windows 2000 XP(X64) 2003(X64) Vista