Top Air Vent Exhaust/ Tuning‚ Side-Panel Acryl Tuning‚ Supports Dual USB (Universal Serial Bus) 3.0 Ports‚ Anti-Vibration Rubber Stand‚ Dust Filters for Front & Bottom of System & PSU‚ Supports Bottom PSU Installation & Aperture for Cable Management Top Air Vent Exhaust/ Tuning‚ Side-Panel Acryl Tuning‚ Supports Dual USB (Universal Serial Bus) 3.0 Ports‚ Anti-Vibration Rubber Stand‚ Dust Filters for Front & Bottom of System & PSU‚ Supports Bottom PSU Installation & Aperture for Cable Management