Driver unit for FANTECH Aurora HG29 7.1 Surround Sound Gaming Headset, -50mm Sensitivity of 110dB and speaker frequency response of 20–20KHz 32+/- 15% speaker impendance Sensitivity of the microphone: -38+/-2dB Directivity of Microphones 2.2k +/-30% Omni-Directional Microphoe Impedance USB plug, 2m Click here for more information in English (و بالعربية). Gaming headset with surround sound, FanTech Aurora HG29 7.1 Presenting the ultimate gaming headset that will transform your gaming experience: the Fantech Aurora HG29 7.1 Virtual Surround Sound USB Gaming Headset RGB Lightning. With its 50mm driver and frequency range of 20–20 kHz, you can fully immerse yourself in high-quality sound with a maximum volume of 110dB and crystal-clear audio. Convenient communication is made possible by the built-in microphone feature, while the omni-directional microphone guarantees that your voice is heard clearly. The over-ear design of the headset offers