Musical Instruments
From Space Station 14 Wiki
Instruments are items that can play music either by direct input (from a MIDI device) or by playing MIDI files. Instruments are mostly for entertainment, and don't really have a use outside making sick beats, with a single exception being in activating artifacts.
There are many instruments, most of which can be found in:
List of Instruments
Some of these instruments may only be spawned by Admins