Realistic amp modeling is the name of the game with the Line 6 POD HD400. Following in the footsteps of the previous modelers in the POD series, the POD HD400 offers a myriad of amp models and factory presets, as well as effects and a looper. Use one of 16 amp models, from warm boutique vibes to a more modern high-gain tone, and then modify it with one of 256 factory presets. 24 seconds of loop time gives you the ability to jam and overdub. Get ready for a hyper-realistic amp modeler with the Line 6 POD HD400.