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Delay · Line 6

Line 6 DL4 Delay MkII

The DL4 Delay MkII is an updated delay pedal featuring 15 delay types, a 240-second looper, stereo I/O, MIDI support, and expression input in a compact footprint. Guitar Player's reviewer gave it a 5 out of 5 rating, praising its extensive delay selection and built-in looper while noting the mix knob's response curve may feel abrupt to some users.

  • 9V DC · center −
  • 270 mA
  • Analog
  • Stereo
New
from $249.99
Used (asking)
from $163

The rundown

Highlights

  • 15 delay modes plus reverb options
  • 240-second looper with stereo capability
  • MIDI-compatible with expression input
  • Stereo in/out with XLR outputs
  • Compact redesign with 9V DC power

Best for

Musicians seeking a versatile delay and looping solution with stereo processing and modern connectivity options.

Professional reviews

What the press rated it. We link to each review; read the full piece for the details.

Quick facts

Power
9V DC
Current draw
270 mA
Polarity
Center negative
Dimensions
235 × 114.3 mm
Stereo
Yes
Status
In production

Where to buy Line 6 DL4 Delay MkII

$249.99 lowest new price · Reverb

Used listings asking $163–$359.50, median $289 (3 listings, small sample). Asking prices, not sold prices.

Current offers
SellerConditionPriceLink
ReverbUsed$163View
ReverbNew$249.99View
ReverbNew$249.99View
ReverbNew$249.99View
ReverbNew$249.99View
ReverbNew$249.99View
ReverbNew$249.99View
ReverbNew$249.99View
ReverbNew$249.99View
ReverbNew$249.99View

Prices last checked 24 hours ago. Links to sellers are affiliate links.

Frequently asked questions

What power supply does the DL4 Delay MkII use?

The DL4 Delay MkII runs on a 9V DC center-negative power supply drawing 270 mA.

Does the DL4 Delay MkII support stereo?

Yes, the DL4 Delay MkII features stereo inputs and outputs including XLR connectors.

Can you use an expression pedal with the DL4 Delay MkII?

Yes, the DL4 Delay MkII has an expression input for controlling parameters with an external pedal.

How long can the looper record?

The DL4 Delay MkII's looper supports up to 240 seconds of recording time.

Similar pedals

Same type, similar features.

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

Page last updated September 29, 2026.