HF-3447 (USB)
- Headset with Mic and Volume control
- Speaker : Φ40mm
- Sensitivity : 105dB S.P.L at 1KHz
- Impedance : 32Ω
- Frequency Response : 20Hz-20,000Hz
- Rated Power : 100mW
- Mic. Unit : 6x5mm Dia.Electret condenser
- Mic. Directivity : Omni Direction
- Mic. Sensitivity : -58dB ±2dB
- Mic. Impedance : Low
- Frequency Response : 30Hz to 16,000Hz
- Cable :1.8m ±0.3m
- Plug Type :USB
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