The Roland TR-808 Sequencer
Roland introduced this analogue synthesiser in 1981 and it was used in many 80's tunes. The sounds, when not processed by other equipment, has a trademark "hollow/tinny" sound. The trademark sound of this synth is the "cowbell".
16 total sounds, 12 voice polyphony. Midi In/Out
The Roland 808 is how an 80's garage band could get away with not having a good drummer.