Hãng sản xuất Logitech Phân loại Tai Nghe chụp có Mic Input Impedance 32 Ohms Sensitivity (headphone) 100 dB +/-3 dB Sensitivity (microphone) -58 dBV/µBar, -38 dBV/Pa +/- 4 dB Frequency response (Headset) 20Hz to 20kHz Frequency response (Microphone) 100 Hz –16,000 Hz Cord length 1.8 m (5.90 ft) Connection 3.5 mm