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Collar Microphone Microphone Wheat Teacher Guide Interview Performance Speech Headset Microphone Microphone
Specifications:
- Voltage sensitivity (sensitivity): single point -52db±5db
- Origin: CN(Origin)
- Impedance: 2.2KOhm
- Frequency response: 30HZ-15KHZ
- Free shipping
- 100 days returns
- Low prices
- 5 million products