Are Micro USB-B OTG cables/connectors 5-pin, 11-pin, or both? Wikipedia doesn't say anything about an 11 pin OTG connector, but Amazon seemingly has both 5 and 11 pin versions. - Quora
Nano USB - Geeetech Wiki
What Is USB? USB, Micro and Mini USB | Connector Guide | C2G
Top 8 Mini Flash Drives of 2020 | Video Review
File:USB 2.0 and 3.0 connectors.png - Wikimedia Commons
File:USB Mini-A receptacle.svg - Wikipedia
File:USB types 2.jpg - Wikimedia Commons
An Introduction to Mini USB: Definition, Features and Usage
DisplayPort - Wikipedia
USB hardware - Wikipedia
What Is USB? USB, Micro and Mini USB | Connector Guide | C2G
USB Full Form - Ask Wiki
USB Splitter or USB Hub? This Guide to Help You Choose One