1)Multiple heat-rellease design: side panel fan and main fan, release heat quickly.

2)Front panel with USB port: audio and video.

3) According to atmosphere-flow, it adopts several channels to release heat and build
room with constant temperature

4)Several colors for choosing, making panel look more attractive.

5)With air guide on side panel in order to release heat quickly. 

6)Strong expansibility,HDD frame extend to bottom compatible P4 comprehensively.