The cooler master’s new soundproof definition to chassis. The Sileo 500 has installed sound proofing sound reduction material in 4 direction top, bottom, two sides of the chassis, anti-vibration pads in detachable HDD trays to absorb vibration and reduce noise, plus a comfort rare noise reduction pads for power supply

Sound-proof design for a quiet computing experience
Subtle ventilation holes located between side and front panels
Easy access front I/O panel with support for e-SATA
5.25” and 3.5” tool-free design for easy installation and upgrade
Aluminum bezel with Elegant design
Detachable anti-vibration HDD pads for noise reduction
Stylish front LED

Cooling System
Front: 120 × 25 mm fan x 1
Rear: 120 × 25 mm fan x 1 (optional)