• High Efficient ventilation: Dual 12cm silent fan in front & rear, 9cm fan on side panel
• Tool-Free when installing 5.25" & 3.5" device
• Dual USB 2.0, IEEE 1394 Firewire, Audio & Speaker ports
• Retractable foot stand
• Highly flexible "Silent Purepower supply" unit supports PS/II for PC case (optional)

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