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pre tin plated pcb shielding case
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metal spring contact with nickel silver
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metal spring clip steel with nickel plating
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emi shielding set frame and cover
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WIFI bottom shielding metal emi shielding frame
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WIFI top shielding metal emi shielding cover
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earphone metal mesh
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PCB shielding cans
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etching SUS304 metal mesh
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stainless steel filter mesh screen
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stainless steel mesh with black coating
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etching emi shielding cover