Small Trumpet Horn

Produces a tone when activated.
Overview

The horn can be mounted in either of an Explorer’s front or rear attachment slots. When installed there, pressing the corresponding contextual action key activates the horn. It can also be placed in a backpack widget slot and triggered with either contextual action key, making it convenient to use without taking up a primary hand tool slot.
When left on the ground, 
- Works on Explorers when fitted to a front or rear slot.
- Can also be equipped in backpack widget slots.
- Can be used directly from the ground by hovering and pressing the use key.
- Its practical use is limited to producing a horn sound for other players.
Official description
Produces a tone when activated.