TOM is one of the legendary instruments made by SCI, the capabilities of which seemed ahead of time, and surely raised the bar for other manufacturers. The "humanization" function was incorporated into this device much earlier than the term...
DMX is the cult drum machine, which determined the sound of RAP and Hip-Hop music. In 1980, Linn Electronics inc released the world's first serial drum machine - Linn LM-1 Drum Computer. It immediately became wildly popular, but not as much affordable...
The Roland RD-250s is a digital stage piano released in 2002. It features 88 weighted keys, a selection of sounds and effects, and a built-in sequencer. It is designed to be used in live performance settings, and is popular among professional musicians.