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4 pin USB A plug connector layout
4 pin USB A plug connector
Pin Number
Pin Name
Pin Number
1 USB Vcc (RED) 1
2 USB Data - (WHITE) 2
3 USB Data + (GREEN) 3


8 pin BBK X7M proprietary connector layout
8 pin BBK X7M proprietary connector
According to 1 reports in our database (1 positive and 0 negative) the BBK X7M OPPO mp3 player USB to 4pin pinout should be correct.

Is this pinout
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