My USB cable has 4 colours, red, blue, brown, and yellow. What are the positive and negative? - Quora
My USB cable has 4 colours, red, blue, brown, and yellow. What are the positive and negative? - Quora
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Amazon.com: Amazon Basics USB-A to USB-B 2.0 Cable for Printer or External Hard Drive, Gold-Plated Connectors, 6 Foot, Black
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