Corsair CA-9011180-AP. Product type: Headset, Wearing style: Head-band, Recommended usage: Gaming. Connectivity technology: Wireless, Wireless range: 18.28 m, Wireless receiver interface: USB. Ear coupling: Circumaural, Headphone frequency: 20 - 40000 Hz, Impedance: 32 Ω. Microphone frequency: 100 - 10000 Hz, Microphone sensitivity: -42 dB, Microphone input impedance: 2200 Ω. Battery life (max): 20 h