steelseries 650

Steelseries siberia 650 bad sound. Hey, i just got Steelseries Siberia 650 today (had 350 before) and they really sound awful compared to my old 350-s. My 350 had amazing 7.1 sound, but to get 7.1 on my 650 i have to enable the ''dolby headphone'' on steelseries engine. If i do so, then the...