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Even wearing the helmet, you still can hear ambient sound clear.
Tactical bone conduction headset changes the audio signals into vibratory motion through electromechanical converter, which was directly transmitted into the inner ear through facial bones, and it has a good reception of very clear sound. At the same time, users also can hear ambient sound clear. Tactical Bone Conduction Headset includes nylon strap, adjustable steel head-clip with spring, accurate miniature microphone, control box, telecontrol interphone switch with cable.
Due to the noise around ambient, traditional earpiece interfered. While wearing the Tactical bone conduction headset, special personnel does not only get the reception of wireless audio signals through facial bones’ vibration but also can clear and swift hear ambient sound even wearing helmet.
Tactical bone conduction headset has the functions of reception and call; it is compatible with all radios. It is applied to in many industry fields such as antiterrorism, special police, fire fighting, and point constable etc.
Bone Conduction Receiver Specification
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Sensitivity (1kHz) 0.141Vrms(0.1mW)
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77±3dB (dB re 1.0 dyne)
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Normal Impedance (Ω)
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20Ω±20% (1Khz)
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DC Resistance (Ω)
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10Ω±20%
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Normal Power (1khz)0.774Vrms (30mw)
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91.5±3dB (dB re 1.0 dyne)
THD<5%
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Max. Power (1khz)1.183Vrms (70mw)
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95.2±3dB (dB re 1.0 dyne)
THD<10%
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Bone Conduction Microphone Specification
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Voltage
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1.5-10.0V
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Current Drain
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Typical: 19umA; Max.: 50uA
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Sensitivity (re 1V/ 1g acceleration,1KHz)
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-39dB or -45dB (Depending on Frequency Respons)
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Output Impedance
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4.9-5.5 K Ω
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A-Weight Noise Level (re1V)
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Max.: -103dB
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