School me on AT 9XX series

[M3NTAL]

There seems to be so many different ones that I can't keep track of. Can you guys give me the low down on them, including the limited editions and titanium's and unobtanium's

Thank you!

 

[Ishcabible]

A900
A900TI
A900LTD
A950LTD

 

[M3NTAL]

Thank you very much. I should have searched, but hoped that someone had listened to all four