Cooler Master Sirus - 5.1 - Manual (Page 3)

System Requirements
 A PC with at least one free USB 2.0 port
 Windows
® XP SP2 or higher
 Works best with applications that support DirectX 9.0c or higher
 Microsoft .Net 3.5 SP1 (XP/Vista only)
Technical Information
Headphones
 Transducer principle: Dynamic closed
 True 5.1 surround sound
 Ear coupling: Circumaural
 Ear cushions: Detachable micro fiber & leatherette
 Frequency Response: 10Hz – 20,000Hz
 Impedance: F/R/C: 32 Ohms Sub: 16 Ohms
 Sensitivity: >105dB
 Driver: F/R/C: 30mm Sub: 40mm
 Distortion: Less than 1%
Microphone
 Retractable Microphone with LED mute indicator
 Frequency Response: 100Hz – 10,000 Hz
 Impedance: 2.2k Ohms
 Sensitivity: -46 dB ±3dB
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