A-90 is an 88-note PA-4 hammer-action keyboard with aftertouch. It can be turned into the powerful digital piano/synth with the VE-RD1 expansion. The instrument gets a 64-voice polyphony, 128 tones, onboard effects with the VE-RD1. True stereo piano...
Ketron MS60, like many other synthesizers, has a 64-note polyphony and 61 weighted keys with aftertouch. On the left part of the keyboard there are pitch/mod wheels. At the top of the instrument you can find quite an extensive control set, including a...
The Roland RS-50 is a digital synthesizer and sound module released in 1991. It features 16-voice polyphony, 32-note multitimbrality, and a wide range of sounds, including acoustic instruments, drums, and special effects. It also has a built-in sequencer and a variety of effects, including reverb, chorus, and delay.
The Roland RS-70 is a digital synthesizer workstation released by Roland in 1998. It features a 61-key keyboard, a built-in sequencer, and a variety of synthesis and effects options. The RS-70 is capable of producing a wide range of sounds, from classic analog synthesizers to modern digital sounds.
Ketron XD3 was released along with XD9 in 2005, and it differs in that the latter one lacks a keyboard, modulation/pitch wheel and sound amplification system. XD3 has a 64-note polyphony, and it is a music module that will provide an easy workflow, and...