AutoEq All models have been measured and compensated to the Harman target to provide you with the best sound quality you can get out of your cans. 9-band Graphic equalizer Compensate for missing frequencies or annoying spikes Bass booster (Full package, costs 4,99€) Add some extra thump to your beats Reverberation (Full package) Simulate reverberation in your tracks Virtualizer (Full package) Add spatialization effect to your music Bass tuner (Full package) Remove unwanted resonance from bass frequencies Limiter Remove unwanted volume peaks Channel balance Restore balance between left and right channel