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Utility · Behringer

Behringer ADI21 V-Tone Acoustic DI

The ADI21 is an acoustic amp modeler and direct input device that incorporates microphone and tube preamp emulation along with a 3-band equalizer for shaping tone.

  • 9V DC · center −
  • 25 mA
  • Mono
New
No price yet
Used (asking)
from $24.99

The rundown

Highlights

  • Acoustic amp modeling with mic and tube emulation
  • 3-band EQ for tone shaping
  • XLR output for direct connection to mixing consoles or audio interfaces
  • Runs on 9V DC with buffered bypass
  • Compact footprint at 100.1 x 127 mm

Best for

Acoustic guitarists who need to amplify their instrument through PA systems or recording equipment with onboard tone control.

Quick facts

Power
9V DC
Current draw
25 mA
Polarity
Center negative
Dimensions
100.1 × 127 mm
Stereo
No
MIDI
No
Status
In production

Where to buy Behringer ADI21 V-Tone Acoustic DI

Used listings asking $24.99–$34.50, median $29 (3 listings, small sample). Asking prices, not sold prices.

Current offers
SellerConditionPriceLink
ReverbUsed$24.99View
ReverbUsed$29View
ReverbUsed$40View

Prices last checked 20 hours ago. Links to sellers are affiliate links.

Frequently asked questions

What power does the ADI21 require?

The ADI21 runs on a 9V DC supply with a center-negative connector.

Does the ADI21 have an XLR output?

Yes, the ADI21 has an XLR output for connecting to mixing consoles or audio interfaces.

Can the ADI21 be used with a battery?

Yes, the ADI21 is battery-compatible and can run on a 9V battery.

Similar pedals

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Specs from pedalfilter. Summary written by PedalBro from those specs and public descriptions.

Page last updated September 29, 2026.