Logitech H340 USB Computer 耳機

Logitech H340 USB Computer 耳機 — 電腦耳機，配備麥克風。

• Microphone Type: Bi-directional
• Input Impedance: 22 Ohms
• Sensitivity (headphone): 115 dB +/-3 dB
• Sensitivity (microphone): -42 dBV/Pa +/- 3 dB
• Frequency response (Headset): 20 Hz - 20 kHz
• Frequency response (Microphone): 100 Hz - 16 KHz
• Length: 1.8 m

2-year limited hardware warranty