Logitech Usb Headset H570e - Headset - On-ear - Vertical

Type: Directional ECM Frequency response: 100 Hz - 18 kHz Sensitivity: -47 dB +/- 3 dB Distortion: <2% @ 1kHz, 94dB SPL Operating voltage: 1.4 - 5.0V DC Compatibility: Windows 7, Windows 8 or Windows 8.1 (32-bit or 64-bit) Mac OS 10.6 or higher USB port - Connectivity Click the banner to get it at ONLY: GBP34.98