Korg

Korg KDM2 True Tone Digital Metronome

3.7 (519 reviews)

A loud, precise digital metronome with 120-hour battery life, reference tuning, and Korg's unique cylindrical resonator.

$118.00*
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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 KDM-2 is a digital metronome built around Korg's original cylindrical resonator, a design that amplifies the metronome click acoustically for a noticeably louder and more resonant sound than typical flat-speaker metronomes can produce. This makes the KDM-2 especially useful for acoustic instrument practice where competing sound can easily drown out a conventional metronome. With a tempo range spanning 30 to 252 BPM, 19 selectable beat patterns, and three PCM click sounds, it covers everything from slow classical études to fast jazz exercises and complex time signatures. Tap Tempo lets you set the beat intuitively by tapping along to a song or feel, while the top-mounted start/stop switch provides quick one-hand operation.

Beyond timekeeping, the KDM-2 includes a reference pitch generator that sounds notes from C4 through B4, with A4 calibration adjustable between 410 and 480 Hz — a convenient feature for tuning instruments before a practice session. The large LCD screen displays tempo and beat settings at a glance, and dual LEDs (green for beats, red for downbeats) offer visual timing cues that complement the audio click. Power efficiency is a standout characteristic: the KDM-2 delivers approximately 120 hours of continuous use at 120 BPM on standard batteries, meaning it will reliably last through months of daily practice without interruption. Its upright, desktop-friendly form factor keeps it stable on a music stand or tabletop during use.

Key Features

Dynamic metronome with 30-252 tempo range, 19 beat patterns, 3 PCM sounds, and Tap Tempo control

Korg's original cylindrical resonator provides powerful sound and improved tone; Headphone output

Top-mounted Start/Stop switch doubles as visual indicator; red & green LEDs mark beats and downbeats

Provides reference tuning pitch (C4-B4); A4 Calibration from 410 to 480 Hz.

Large LCD screen; efficient power for long battery life - 120 continuous hours at 120 BPM

Specifications

Brand
Korg
Model
KDM-2
Tempo Range
30–252 BPM
Beat Patterns
19
Sounds
3 PCM Sounds
Tempo Control
Tap Tempo
Sound Output
Cylindrical Resonator
Headphone Output
Yes
Visual Indicator
Red & Green LEDs (beats and downbeats)
Start/Stop
Top-mounted switch with visual indicator
Reference Pitch
C4–B4
A4 Calibration
410–480 Hz
Display
Large LCD
Battery Life
120 continuous hours at 120 BPM

Pros & Cons

👍 Pros

  • Cylindrical resonator produces a significantly louder, richer click than conventional metronome speakers.
  • 120-hour battery life at 120 BPM means months of practice before needing new batteries.
  • Built-in reference pitch generator (C4–B4) with adjustable A4 calibration doubles as a basic tuner.
  • 19 beat patterns cover standard time signatures plus more complex subdivisions for advanced practice.
  • Dual red and green LED indicators provide a clear visual downbeat reference in loud environments.

👎 Cons

  • Larger upright form factor is less pocket-friendly than slim clip-on or card-style metronomes.
  • No audio input or output for syncing with other devices or DAWs — it functions as a standalone practice tool only.
  • Three PCM sounds offer limited tonal variety compared to metronomes with dozens of selectable click tones.
  • LCD display lacks backlighting, making it difficult to read tempo settings in dimly lit practice rooms or on dark stages.

Frequently Asked Questions

Korg's cylindrical resonator amplifies the click acoustically through a resonating chamber, producing a louder, fuller tone than a standard flat speaker — making the beat audible even in noisy practice environments without headphones.
Yes. It offers three PCM metronome sounds, allowing you to choose the tone that cuts through best for your instrument and practice setting.
The KDM-2 can generate reference pitches from C4 to B4, with A4 calibration adjustable from 410 to 480 Hz, so you can tune your instrument before practice without needing a separate tuner.
Tapping the Tap Tempo button repeatedly at your desired speed sets the metronome to match that tempo, which is useful when you want to lock in the feel of a song without looking up its exact BPM.
The green LED flashes on every beat and the red LED marks the downbeat of each measure, giving you a clear visual reference that supplements the audio click.