what jacks are on a Fire HD 10

The Fire HD 10 has a 3.5 mm headphone jack , plus a USB-C port for charging and data on the other side. It also includes microphones, speakers, volume buttons, power button, rear camera, front camera, and a microSD slot.

Jacks and ports

• 3.5 mm headphone jack.
• USB-C port for charging and file transfer.
• microSD slot for expandable storage, though that is a card slot rather than a jack.

Quick note

If you mean a specific Fire HD 10 generation, the port layout can vary a bit by model, but the recent Fire HD 10 specs still show the headphone jack.