????? ??? ??? ????????! ?????????????? • HU-9 • Headset • Speaker Unit: 40 mm • Frequency Response: 20 Hz - 20 KHz • Sensitivity: 100 Db • Impedance: 32 ohm • Microphone • Frequency Response: 100 Hz -10 KHz • Sensitivity : - 42 dB • Cable • Material: Tangle-Free Cable • Cable Length: 180 cm • Port: USB • System Requirements: Windows 7 / 8 / 8.1 / 10 • Mac OS X