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WJ-32 Military Acoustic Hailing System Host
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WJ-12 Acoustic Hailing System Auxiliary Speaker
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WJ-20 Acoustic Hailing System Auxiliary Speaker
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WJ-25 Acoustic Hailing System Auxiliary Speaker
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WJ-50 Acoustic Hailing System Main Speaker
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MP2530 Two Channel Military Acoustic Hailing System Host
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MP2530 Two Channel Digital Power Amplifier