Frequency Range: | 20Hz---20kHz |
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Frequency: | 20Hz---20kHz |
Application: | Meeting Room, Office, Confidential War Room, Negot |
Jamming Type: | Mobile Phones, Voice Recorders and Other Sound Col |
Shielding Distance: | 1-2.5m (Shielding Distance of Different Recording |
Function Angle: | 90-120 Degree |
Samples: |
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