The Line 6 DL4 is a rugged stereo modeling delay, featuring 16 effects models based on vintage units and classic delay effects techniques, all served up in discrete stereo with 24-bit resolution. The unit is equipped with large, accessible parameter control knobs, silent, programmable channel switches with true bypass, and dedicated Tap Tempo control, laid out in the familiar stompbox style.
| Pedals | No |
| Switches |
3 x Channel 1 x Tap Tempo |
| Controls |
1 x Program Selector Knob 1 x Delay Time Knob 1 x Repeats Knob 1 x TweakKnob 1 x Tweez Knob 1 x Mix Knob |
| Connectors |
2 x 1/4" TS Phone L,R In 2 x 1/4" TS Phone L,R Out 1 x 1/4" TS Phone Expression Pedal In 1 x 1/4" TS Phone Loop Sample In |
| Effects |
16 x Effects 18 x Factory Presets |
| Display | No |
| Power Supply | Optional PX-1 Adapter |
| Dimensions | Not Specified by Manufacturer |
| Weight | Not Specified by Manufacturer |