Leadman Electronic Corporation is one of the major manufacturers of multimedia devices for personal computing.PRODUCT FEATURES:Mid tower size structure;All metal construction (SGCC);Plastic front panel with matched color chassis;Smooth edge prevent cutting hands;Handle on top for easy carrying (0329);Power switch with blue LED (0329, A80/0209, A90/0215);2X Built-in Red LED light tubes (0212);2X Built-in front USB 2.0 ports;2X Built-in front audio ports;Clear side window: X or Rectangular type (501, 0329, A80, A90, 205);Clear side window: Y type (special order on 0212).