
Alesis VI49 49-Key USB MIDI Keyboard Controller
49 semi-weighted keys with aftertouch, 16 RGB pads, and deep assignable control give producers a full-featured MIDI command center for any DAW.
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Overview
Key Features
MIDI Keyboard with 49 full-sized, square-front, semi-weighted keys with after touch. USB MIDI and 5-pin MIDI Out offer flexible MIDI connectivity
Manipulate plugins and virtual instruments with hands-on controls. With VI49, you can open and close filters on virtual synthesizers, adjust volume levels in your mix, activate effects, and much more
16 velocity-sensitive trigger pads with illuminated RGB feedback for beat production and clip launching. Pitch and modulation wheels deliver expressive, creative control
36 assignable buttons and 12 assignable knobs interface with your music software. Seamless visual feedback via LED screen and illuminated buttons and knobs
Production software included: Ableton Live Lite and Xpand!2 by AIR Music Tech (downloads). USB-powered and plug-and-play support for Mac and PC
Specifications
Pros & Cons
👍 Pros
- 49 full-sized, semi-weighted keys with aftertouch deliver expressive performance nuance that entry-level, synth-action controllers cannot replicate.
- Dual MIDI output — USB and 5-pin DIN — routes to hardware synths and software instruments simultaneously without additional hardware.
- 16 velocity-sensitive RGB pads with illuminated feedback serve both beat production and clip launching in Ableton Live without feel like an afterthought.
- 12 assignable knobs and 36 assignable buttons provide enough hands-on control to manage a full mix session without touching a mouse.
- USB bus power eliminates the need for a wall adapter, keeping the cable footprint on the desk minimal.
👎 Cons
- The semi-weighted action, while an improvement over synth-action keys, does not replicate the hammer-weighted resistance of a piano or weighted stage keyboard — pianists transitioning from acoustic instruments will notice the difference.
- The 5-pin MIDI Out carries only a single port; producers with multiple hardware instruments in a MIDI chain will need a MIDI thru box or additional interface to distribute signal.
- Aftertouch is channel aftertouch, not polyphonic aftertouch — pressure applied to one key affects all currently held notes simultaneously, which limits expressive control on polyphonic phrases.
- At 49 keys, the controller spans just over four octaves; composers working across wider harmonic ranges will reach the octave transpose buttons frequently enough to find it interruptive.
- The LED screen provides visual feedback for parameter values but is small — reading assigned CC numbers across 12 knobs at a distance requires leaning in.