Symbol 3650 from ISO 7000 - Title/Meaning: Universal Serial Bus (USB), port/plug Function/description: To identify a port or plug as meeting the generic requirements of the Universal Serial Bus (USB). To indicate that the device is plugged into a USB port or is compatible with a USB port.
Additional information: 
This graphical symbol is based on the USB symbol standardized by USB Implementers Forum
Use of this symbol may be subject to organizational or regulatory compliance testing and acceptance criteria for the device on which this symbol is to be used. Refer to www.usb.org for additional information.
Own work using: iso.org/obp/graphics/grs/e11597f8-7c28-4359-bd84-49b5ff9e3b73 200.png
Vectorization:  Mrmw