U10:
1.60 UMS | 1.23 MTP (no 1.60 yet
)
N11:
1.60
T series: all have at least 1.60
... every 1.60 and newer (1.61, 1.62, 1.63, future 1.99 etc.) firmware for those player HAS "SRS WOW 2"
... and ok, there is NO 1.60 MTP firmware for U10, so EU/US (MTP) U10 has no SRS WOW 2... yet... but there will be
