Logitech H390 Usb Headset

Logitech H390 USB Headset Input Impedance: 32 Ohms Sensitivity (headphone): 94dBV/Pa +/- 3 dB Sensitivity (microphone): -17 dBV/Pa +/- 4 dB Frequency response (Headset): 20 Hz – 20 kHz Frequency response (Microphone): 100 Hz -10 kHz Cable length: 7.64 ft (2.33m) Connections: USB compatible (1.1 and 2.0)