Symbol 2730 from ISO 7000 - Title/Meaning: Device, external, general Function/description: Indicates a device or equipment added to a system to give it certain functions or processes
pay attention to orientation of symbolAdditional information: 
Generally used in combination with other symbol elements.
Own work using: iso.org/obp/graphics/grs/e95c1894-b5a1-4f10-89a3-2e69f3a19358 200.png
Vectorization:  Mrmw