EM-4438 is a Single Wire Transparent Acoustic tube security surveillance headset allows you to communicate easily and discreetly when using your two way radio. The EM-4438 Walkie Talkie Earpiece features a microphone with push-to-talk (PTT) and a clear acoustic tube with rubber eartip for comfortable wear during extended periods.
Item no.:
EM-4438Color:
BlackMin order:
50|
EM-4438 Walkie Talkie Earpiece Transparent Acoustic tube security surveillance headset
◆ Medium duty 1 wire surveillance kit with acoustic tube earphone and PTT ◆ Low profile ear tube and provide outstanding receive audio ◆ Discreet communications, comfortable to wear for long hours ◆ Can be easily concealed under a sport coat, jacket or other clothing ◆ Great for hospitality, retail and security industries etc |
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Microphone Specification: |
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Sensitivity Range |
-40± 3dB RL=1.0K Q Vs=2.0V(DC) 1KHz |
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Impedance Max |
2.2K2 1kHz (RL=2.2KΩ) |
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Frequency |
20-20KHz |
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Current Consumption Max |
VS=2.0V RL=2.2KΩ MAX: 500 μA |
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Operation Voltage Range |
2.5-10V (DC |
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Max Sound pressure Level |
110dB S.P.L |
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Speaker Specification: |
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Impedance |
30Ω+15%@1KHZ |
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Sensitivity |
120dB+10%/1Watt 0.5Meter |
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Resonance freq |
(FO) 680HZ+20% |
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Frequency respond |
F-5KHZ |
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Rated input power |
1.0W |
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Maximum input power |
1.5W |
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E-44 Acoustic tube Earpiece with mini-armature Speak |
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PTT #38 Large PTT with microphone & metal clip |
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Kevlar cables for extended life in the fiedl |
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