Solved: My dell optiplex 3020MT is not utilizing my built in mic on my ear phones. - Page 2 - Dell Community
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Amazon.com: MillSO Headphone Splitter for Computer CTIA 3.5mm TRRS Female to Dual TRS Male Mic Audio Jack Y Adapter Headset Splitter Cable for PC Laptop to Gaming Headset - 8inch/20cm : Electronics
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