KORG

Korg MicroKEY Air 25 - Key Bluetooth & USB MIDI Controller

Name: Korg MicroKEY Air 25 - Key Bluetooth & USB MIDI Controller
Brand: KORG
SKU: B018ATKGAG

Bottom line: The Korg MicroKEY Air 25: Bluetooth MIDI plus USB in one controller, so you can go wireless or wired; main trade-off: 25 keys means constant octave shifting for two-handed or wide voicings.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-06

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ Bluetooth MIDI plus USB in one controller, so you can go wireless or wired
✓ Class-compliant: no driver install on Mac, Windows, or iOS
✓ Bus-powered over USB, so no separate power brick on the desk
✓ Mod/pitch joystick combines two controls into one thumb movement

Cons

✗ 25 keys means constant octave shifting for two-handed or wide voicings
✗ Mini keys feel cramped if you are used to full-size piano action
✗ Joystick control is a different muscle memory than separate pitch/mod wheels
✗ No pads, faders, or rotary encoders for mixing or drum programming

Manufacturer description

The Korg MicroKEY Air 25 puts a full-featured MIDI controller in a bus-powered slab small enough to sit in front of a laptop. Its 25 natural-touch mini keys use the same keybed logic Korg built for its workstation line, so velocity response stays playable rather than springy, and the mod/pitch joystick replaces the usual pair of wheels with a single thumb-driven control you can bend and modulate with at once. Connect over Bluetooth MIDI for cable-free playing into an iPad, Mac, or Windows machine, or drop to USB when you want bus power and zero pairing. Because the MicroKEY Air is…

SpecPicks Verdict

SpecPicks scored Korg MicroKEY Air 25 using a rating × review-volume × price-fit model applied to published specs and reviews across the audio & midi category. KORG's audio & midi lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for audio & midi of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Frequently Asked Questions

Does the Korg MicroKEY Air 25 work without installing drivers?

Yes. The MicroKEY Air is class-compliant, so Mac, Windows, and iOS recognize it as a standard MIDI device over USB with no driver download. Korg does offer optional utility software; check the product listing for current OS support.

Can I use it wirelessly with an iPad?

Yes. The Air model adds Bluetooth MIDI on top of USB, which is how it connects to an iPad or any host with Bluetooth MIDI support. Pairing details vary by operating system, so follow Korg's setup instructions for your device.

Does it need a power adapter?

Not over USB. The MicroKEY Air 25 is bus-powered, so a single USB cable handles both data and power. For Bluetooth operation, check the product listing for the battery requirement, since wireless mode cannot draw bus power.

Is 25 keys enough for a home studio?

For sketching melodies, triggering soft synths, and programming parts in a DAW, yes, which is the slot this controller is built for. If you play two-handed piano parts, you will be shifting octaves constantly and a 49-key board fits better.

Key Features

Bus-powered 25-key USB/Bluetooth Keyboard Controller with Mod/Pitch Joystick
Class-compliant

Full Specifications

Brand	KORG
Color	MultiColored
Platform	Mac, Windows
Instrument	Keyboard
Model Name	microKEY Air-25
Model Year	2015
Unit Count	1 count
Connectivity	Bluetooth, USB
Control Type	High-level software controls
Model Number	MKEYAIR25
Noise Control	None
Product Style	microKEY air 25
Connector Type	USB
Control Method	App
Instrument Key	C
Item Type Name	Midi Controller
Number of Keys	25
Number of Items	1
Special Feature	Compact, Keyboard Controller
Total USB Ports	1

Ready to buy?

Korg MicroKEY Air 25 - Key Bluetooth & USB MIDI Controller is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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