... point of interface condenser , sturdy metal base zinc homes. High sensitivity, low noise, and a super pickup point. For large conference...
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Professional Ultrasonic Audio Recording Jammer Microphone Blocker Suppressor Bug Hunter with Plain Black Housing 1. Introduction EST-007MINI-S Portabl...
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... like wall and give listener the clearest audio information they want to know on the other side! The contact is a ceramic pin specially ...
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...Volume Remote Control Specification: 1.Driver Units: 10mm Neodymium magnet ; 2.Frequency Response: 20Hz ~ 20kHz; 3.Impedance: 32ohms; 4.S...
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... types including those found in the petrochemical industry. The signals can be of analogue, data or voice type and from a variety of su...
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