GEMBIRD GHS-U-5.1-01 Gembird Gaming head 80014283 Product Description: Gembird GHS-U-5.1-01 - headset Product Type: Headset - wired - USB Recommended Use: Computer Headphones Form Factor: Full size Connectivity Technology: Wired Sound Output Mode: 5.1 channel surround Audio Specifications: Frequency Response 20 - 20000 Hz - Sensitivity 103 dB +/- 3dB Impedance: 32 Ohm Microphone: Boom