My collection of headphones:
ATH M40/M50x
HiFiMAN HE-400S/HE-560 v2
Sennheiser HD201/HD202 II/HD650/HD700/HD800/Momentum v1.0 (over ear)
Superlux HD662B/HD668B/HD669/HD681
STAX SR-L300/SR-L300 Limited Edition/SR-L700
SteelSeries 5H V2 MOH/Siberia
Xiaomi Mi Headphones v1.0
STAX SR-L700 (My...