S5570JVKT1 Firmware info:
PDA: S5570JVKT1
PHONE: S5570OJVKT1
CSC: S5570FWDKT2
Version: Android 2.3.6 Gingerbread

The default languages of this ROM is Turkish but the following European and other languages are also included in this package.
– Albanian
– Croatian
– Czech
– Danish
– Deutsch
– English UK
– English US
– Estonian
– Greek
– Finnish
– French
– Irish
– Icelandic
– Italian
– Kazakh
– Latvian
– Lithuanian
– Macedonian
– Hungarian
– Dutch (Belgium, Nederland)
– Norwegian (Bokmål)
– Polish
– Portuguese
– Romanian
– Russian
– Serbian
– Slovak
– Slovene
– Spanish
– Swedish
– Turkish
– Ukrainian
– Korean

http://forum.xda-developers.com/showthread.php?p=19891090#post19891090