An effects unit with programmable delay and loop sampler functions. Probably an early model. I bought it used and have been using it for a long time. I think it's quite a valuable item. The rightmost knob is loose, but the effect works properly. Charger included. - Model Name: DL-4 Delay Modeler - Color: Green - Functions: Programmable Delay/Loop Sampler - Controls: DELAY TIME, REPEATS, TWEAK, TWEEZ, MIX - Tap Tempo Function: Yes Thank you for viewing. Manufacturer: Line 6 Type: Electric Guitar