Cosmic Byte Dark Matter Gaming Keyboard and Mouse Combo Black

SPECIAL FEATURES Ergonomic gaming design. USB Interface. Four DPI transmission up to 2400dpi for mouse. Quiet and precise keystroke. High-quality membrane for keyboard. 19 keys anti-ghost. 12 shortcut buttons to Windows, Internet, Multimedia applications, etc. INSTALLATION Connect the keyboard/mouse to an available USB port of your PC. Installation of the keyboard/mouse is automatic after its connection to a PC USB port. If the devices not working, please disconnect the devices from your PC and recheck connect USB port for possible damage.