Both, but mostly music. LFE is handled by the 2 EP800s and they do a great job below 40 Hz, so I notice it more in music. I tried with and without Auddessy. Even the wife noticed it. She gave me the okay for the ADA1500 purchase, so it must have bothered her too.

LFR1100 Actives,QS10HPx2,QS8x2,EP800,M3x4,M3x2 (Wood),M5HPx2 (Wood),AxiomAir,ADA1500-8,ADA1500-7