S6O 2nd edition v2.0 based on Symbian OS v7.0 (S60v2):
Nokia 6600
S6O 2nd edition v2.1 based on Symbian OS v7.0 (S60v2 FP1):
Nokia 3230, Nokia 6260, Nokia 6620, Nokia 6670, Nokia 7610
S6O 2nd edition v2.6 based on Symbian OS v8.0a (S6v2 FP2):
Nokia 6630, Nokia 6680, Nokia 6681, Nokia 6682
S6O 2nd edition v2.8 based on Symbian OS v8.1a (S6v2 FP3):
Nokia N70, Nokia N72, Nokia N90