1Korea Style Design.Piano accomplished on surface.. 2With CE and ROHS certification. 3Screws fixed are manual 4Multiple channels heat release 5All metals adopts hem techniques 6No harms for fingers 7EMI point in all plate, avoiding electromagnetism radiation release 8Strong expandability 9With hand-buckle in the side panel to turn on easily and air guide to release heat quickly 10More secure ,Lock design. 11Larruping Design ,With LCD in front panel. 12With ATX Power Supply,locked in front of structure. 13Handle and feet for case is available.