Logitech Digital Precision PC Gaming Headset. Device connectivity: Wired, Cable length: 3 m. Acoustic system: open, Headphone frequency: 20 - 20000 Hz. Microphone frequency: 100 - 16000 Hz. Connector(s): 3.5mm, Compatible operating systems: Windows 2000, Windows XP, Windows Vista, Windows 7 Mac OS X (10.2.8)