Gramo1
Gramo3
Herr_Dokter writes –

I found the continued transportation and assembly of portable speaker systems a source of frustration, and so I aimed to create a portable sound system capable of housing my Mp3 player, and also connecting to my portable thinking engine in order to play sounds at our RPG the Clockwork Opera.

Gramophone MP3 player – [via] Link.

Related:
Gramophonerecorder
Gramophone recorder – Link.

Gramophone
Berliner Gramaphone Kit and Edison Cylinder Kit – Link.