is my 5210 duel or single band

[meg]

any help pls need to know to unlock!

[Double L]

I think 5210 is a duel band phone.

And if you want to know how to unlock your phone try this thread Unlocking (http://nokiafree.org/forums/f77/s)

[Zandis]

Connect with mbus cable to computer and use KNOK software to unlock.