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Beijing Heweiyongtai Sci & Tech Co., Ltd.
Beijing Heweiyongtai Sci & Tech Co., Ltd. Beijing Heweiyongtai Sci & Tech Co., Ltd. was established in the beginning of 2008. We are a hi-tech enterprise specializing in manufacturing and trading
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Light Weight Wall Listening Device High Detection Sensitivity For Police

Beijing Heweiyongtai Sci & Tech Co., Ltd.
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Light Weight Wall Listening Device High Detection Sensitivity For Police

Light Weight Wall Listening Device High Detection Sensitivity For Police

Light Weight , High Detection sensitivity Listening Through Wall System In Police​ Model: HWCW-IV Features ● The gain of the amplifier can be infinitely adjusted. ● People can monitor with channel 1, ...

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