M70-4U

Power module could as power redundant No Brand

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NET-SURGE

Network Surge Protector No Brand

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LC-SC/PC

Single Mode,Duplex Optical patch-cord ,3 meter No Brand

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LC-LC

Single mode Duplex flange No Brand

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SK-2010II

Detector Type Mcirophone ,Audio Monitoring:5-100m2,Frequency 20Hz-20kHz,Noise ratio 70db No Brand

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SK-2010III

Smoke Detector Type Microphone ,Audio Monitoring:5-100m2,Frequency 20Hz-20kHz,Noise ratio 70db No Brand

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