> On Feb 8, 2025, at 12:47 PM, charles meyer <[log in to unmask]> wrote:
> 
> We give tse away but we do have patrons who bring in their own USB
> headphones _ need a USB port for the portable DVD Player + a port for
> external hard drive + ports for flash drives + port for other things.
> 
> The hub gives flexibility.
> 
> The question is powered by adapter or powered by laptop?

The issue is how much power all
of the devices need vs. how much the laptop USB port can push out.

When you exceed that level, you MUST use a USB hub with a separate power supply.

-Joe

(no affiliation)