4 wires on a Android phone charger colors red, white, green and black. Which wires are positive and negative? - Quora
![Which two of these wires are the positive and negative? I assume it's the red and black but I want to be sure. It's a mini usb : r/AskElectronics Which two of these wires are the positive and negative? I assume it's the red and black but I want to be sure. It's a mini usb : r/AskElectronics](https://preview.redd.it/9jt9e29aqf591.jpg?width=640&crop=smart&auto=webp&s=db2b44b48049b0703a7c35930ab7331a016304ad)
Which two of these wires are the positive and negative? I assume it's the red and black but I want to be sure. It's a mini usb : r/AskElectronics
![Yuchenfeng RCA to Bare Wire Speaker Cable 1Feet 2-PCS 14AWG OFC The Conductor of The Red Wire is Connected to The Positive Pole, Suitable for Direct Connect Speakers or DIY Speaker Plugs Yuchenfeng RCA to Bare Wire Speaker Cable 1Feet 2-PCS 14AWG OFC The Conductor of The Red Wire is Connected to The Positive Pole, Suitable for Direct Connect Speakers or DIY Speaker Plugs](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71tjHpsUEmL._AC_UF894,1000_QL80_.jpg)
Yuchenfeng RCA to Bare Wire Speaker Cable 1Feet 2-PCS 14AWG OFC The Conductor of The Red Wire is Connected to The Positive Pole, Suitable for Direct Connect Speakers or DIY Speaker Plugs
![Electrical Connection of Equipment To the Cabinet. Wires Positive and Negative Red and Blue. Horizontal Orientation Stock Image - Image of engineering, electrical: 191433383 Electrical Connection of Equipment To the Cabinet. Wires Positive and Negative Red and Blue. Horizontal Orientation Stock Image - Image of engineering, electrical: 191433383](https://thumbs.dreamstime.com/z/electrical-connection-equipment-to-cabinet-wires-positive-negative-red-blue-horizontal-orientation-electrical-191433383.jpg)