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Korg KROSS2-61-MB 61-Key Synthesizer Workstation Keyboard
Korg KROSS2-61-MB 61-Key Synthesizer Workstation Keyboard
Korg KROSS2-61-MB 61-Key Synthesizer Workstation Keyboard
Korg KROSS2-61-MB 61-Key Synthesizer Workstation Keyboard
Korg KROSS2-61-MB 61-Key Synthesizer Workstation Keyboard
Korg

Korg KROSS2-61-MB 61-Key Synthesizer Workstation Keyboard

★★★★★4.5 (102 reviews)

A lightweight 61-key workstation with over a thousand sounds, battery power, and studio-grade sequencing.

$885.99*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The Korg KROSS2-61-MB is built for musicians who need workstation-level capability without the bulk. At just 8.38 lbs, it is among the lightest 61-key workstations available, and its ability to run on six AA batteries makes it uniquely suited for street performances, outdoor events, or any situation where AC power is unreliable. The EDS-i (Enhanced Definition Synthesis - integrated) sound engine delivers up to 120 voices of polyphony in single mode, drawing from a broad palette of acoustic instruments, synth patches, and layered combinations that cover virtually every genre.

Beyond sound playback, the KROSS2 functions as a compact production station. Its 16-track MIDI sequencer supports step and real-time recording, while the onboard audio recorder captures performances directly to SD card. Mic and line inputs on both 1/4-inch and 1/8-inch jacks let you plug in vocals or external instruments, and 134 onboard effect types — across five insert and two master effect slots — provide studio-quality processing without external gear. USB connectivity enables MIDI communication with a DAW, and the MIDI in/out ports ensure compatibility with external hardware. The matte black finish and streamlined control surface, with dedicated knobs, pads, and pitch/mod wheels, give the KROSS2 a professional stage presence that matches its performance capabilities.

Key Features

61-key Synth Workstation with Synth-action Keybed

Step and MIDI Sequencers

Mic/Line Inputs - Black

EDS-i Sound Engine

Audio Recder

Specifications

Brand
Korg
Model
KROSS2-61-MB
Keyboard
61 keys, velocity sensitive, synth-action
Sound Engine
EDS-i (Enhanced Definition Synthesis - integrated)
Maximum Polyphony
120 voices (single), 60 voices (double)
Effects
5 Insert, 2 Master — 134 types total
Sequencer
16-track MIDI sequencer
Controllers
Pitch bend wheel, modulation wheel, knobs, pads
Display
240 × 64 pixel LCD
Inputs
Line in (1/8″ and 1/4″), MIDI In
Outputs
Audio output (1/4″ and 1/8″), MIDI Out
Connectivity
USB, SD Card Slot
Power
AC adaptor or 6 × AA batteries
Weight
8.38 lbs (excluding batteries)
Dimensions
36.81″ × 10.59″ × 3.46″

Pros & Cons

👍 Pros

  • Remarkably lightweight at 8.38 lbs for a 61-key workstation, making it highly portable for gigging musicians
  • Battery operation on 6 AA cells allows performance anywhere without relying on AC power
  • Built-in 16-track MIDI sequencer, audio recorder, and mic/line input consolidate production tools into one unit
  • EDS-i sound engine delivers 120-voice polyphony with 134 effect types for versatile sound design

👎 Cons

  • Synth-action keybed lacks weighted or semi-weighted feel, which may disappoint pianists seeking realistic key response
  • 2 GB of internal memory limits how much custom sample data you can load alongside factory content
  • The 240 x 64 pixel LCD is small and low-resolution, making menu navigation and parameter editing less intuitive
  • Single USB port handles both MIDI and data transfer, so simultaneous computer control and file management requires planning

Frequently Asked Questions

Yes, it runs on 6 AA batteries in addition to the included AC adaptor, making it one of the few full-featured workstations you can take to outdoor gigs or street performances without needing a power outlet.
It features a 61-key synth-action keybed with velocity sensitivity. It is not a weighted or semi-weighted hammer action, so it is optimized for synth playing, organ parts, and fast passages rather than replicating a piano feel.
Yes, the KROSS2 has a built-in audio recorder that records to an SD card. It also has mic and line inputs, so you can record vocals or external instruments directly into the unit without a separate DAW.
The EDS-i sound engine provides a large library of preset programs and combinations. It also includes 134 effect types across 5 insert effects and 2 master effects, giving you extensive sound-shaping options onboard.
It weighs just 8.38 lbs without batteries, making it exceptionally portable for a 61-key workstation. It is easy to carry to rehearsals and gigs without a heavy-duty case or stand.

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