Korg

Korg CM-200-WHBK Clip-On Contact Microphone White/Black

4.5 (1331 reviews)

Lock onto pitch in any noisy environment with the Korg CM-200's piezo contact design — clean, direct signal from instrument body to tuner.

$20.79*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Korg CM-200-WHBK is a purpose-built piezo contact microphone engineered for one task: getting accurate pitch information to a tuner regardless of what's happening acoustically around you. By reading mechanical vibration directly from the instrument body rather than sound waves in the air, it sidesteps the fundamental limitation of standard clip-on tuner mics — susceptibility to stage noise, adjacent instruments, and room reverb. For orchestral players tuning on stage, guitarists at loud rehearsals, or brass players in pit orchestra settings, that difference is immediately audible in the consistency of the tuner's needle.

Construction is straightforward and reliable. The brass-reinforced connection between the cable and the mic body addresses the failure point that has plagued cheaper contact mics, and the redesigned rubber interior of the clip holds firm on headstocks and instrument bodies without leaving marks. The passive piezo element means zero maintenance and no mid-gig battery failures. The white/black colorway blends unobtrusively on both light and dark instrument finishes. At 1.5m, the cable reaches most floor and desktop tuners without excess slack cluttering a stage setup. It's a simple tool with no pretensions beyond its function — and within that function, it performs with professional reliability.

Key Features

Maximum width of clip: 30 mm

Cable: 1.5 m

Piezo clip-on mic

Specifications

Brand
Korg
Model
CM-200-WHBK
Color
White/Black
Cable Length
1.5 m
Clip Maximum Width
30 mm
Microphone Type
Piezo Clip-On

Pros & Cons

👍 Pros

  • Piezo contact design eliminates ambient noise interference, delivering reliable pitch signal even on loud stages or in ensemble rehearsal settings
  • Passive transducer requires no battery or power source — nothing to charge or replace between sessions
  • Redesigned rubber clip interior protects instrument finish from scratching during extended clip-on use
  • 1.5m cable length provides enough slack to reach floor-mounted tuners without tangling at the instrument
  • Compact and lightweight — adds negligible weight to headstock or instrument body during performance

👎 Cons

  • The CM-200 is designed exclusively for tuner input — it is not usable as a performance microphone or for recording, limiting its application to a single function
  • 1.5m cable length may be insufficient for some rack-mounted or remotely positioned tuner setups
  • The 3.5mm connection is standard but more fragile under repeated stress than a locking connector — cable management matters on busy stages
  • Clip maximum width of 30mm excludes some larger instrument body attachment points where a wider grip would be needed
  • Signal output level is low, as expected from a passive piezo — tuners with insensitive inputs may struggle to read it consistently

Frequently Asked Questions

A piezo transducer reads physical vibration directly from the instrument body rather than capturing airborne sound. This means ambient stage noise, other instruments, and room reflections have virtually no effect on the signal reaching your tuner — you get a cleaner, more accurate pitch reading in live environments.
The CM-200's clip accommodates instruments up to 30mm in width — suitable for guitar headstocks, violin and cello bodies, ukulele, brass instrument bells, and similar acoustic instruments. The redesigned rubber interior protects the instrument finish while maintaining firm contact.
No — the piezo element is entirely passive. It generates its own small electrical signal from mechanical vibration and requires no battery or phantom power. Signal flows directly through the 1.5m cable to a compatible tuner input.
For most clip-to-floor-tuner applications, 1.5m is workable but can feel restrictive if your tuner is mounted at the far end of a large pedalboard or on a rack unit at floor level. For tabletop or small pedalboard tuners, it's generally sufficient.
The CM-200 connects via a standard 3.5mm jack and is compatible with any tuner that accepts a contact mic or external microphone input — not limited to Korg tuners.