Not that we'd EVER see a USB device in Star Trek, but if we did, it might be a USB communicator like the one from Gadget4All. The Star Trek USB Communicator
Best USB Gadgets for Trekkies
Nokia Star Trek communicator revealed, we want Matrix phone - CNET
Here is a Star Trek USB classic communicator Internet Phonefor sale.
Star Trek USB Classic Communicator Internet Phone
USB Star Trek Communicator - 24h delivery
A great way to sync with a PC's USB port and recharge your Cingular StarTrek / Star Trek at the same time. Built using TipExchange and covered by a
Classic Straight USB Cable suitable for the Cingular StarTrek / Star Trek with Power Hot Sync and Charge Capabilities - Uses TipExchange Techn
Add four USB 2. 0 ports to your USB Type-C laptop with this portable hub. This portable USB hub expands your laptop or desktop connectivity by adding four USB 2. 0 (Type-A) ports through a single USB Type-C or Thunderbolt 3 port. And, because it's USB bus-powered, you don't need to connect an external power adapter, which makes travel more convenient and workstations less cluttered.
Startech 4 Port USB 3.0 Hub
Bluetooth Barcode Scanner – For Inventory, Warehouse, & More
Star Trek USB Communicator
The Wand Company Star Trek Communicator - Connect To Your Phone Via Bluetooth To Answer Phone Calls Or Play Music On This Sleek Zinc & Metal Replica : Electronics
Star Trek Communicator