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: Multi Charging Cable Short, 2Pack 6 in 1 Multiple USB Fast Charger Cord Adapter Type C Micro USB Port Connectors Compatible with Cell Phones/Tablets/Portable Charger (Multi-Colored) : Cell Phones & Accessories
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