User Agent String.Com 

User Agent String explained :

Opera 10.60
Opera	Name : Opera
10.60	Opera version -> old version, for compatiblity reasons only. See Version below
Windows NT 5.1	Operating System: Windows XP
U	Security values: N for no security U for strong security I for weak security
zh-cn	Language Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface) zh-cn = Chinese - China
Presto	Layout engine for Opera
2.6.30	Presto version
Version	Browser version
10.60	Version 10.60
First visit:	2010.06.29 08:19
Last visit:	2020.12.06 12:13
All Opera user agent strings