It's a CWM patch for Galaxy S2 for any other device i'm not if it will works for you, but if you want to try, MAKE A BACKUP and extract & copy the files to your device and reboot....i am not responsible for anything that happens to your phone
NEW HACKED Flashable zip.
Known behavior :
*S-Voice is a Samsung App compatible with Samsung Apps only, so if it doesn't launch your apps on your Non Samsung Roms (Alarm, calendar, phone, messagings...), that's because it always try to launch the Sammy one.
* Double home button tap may not work for S-Voice, it's working for Vlingo because it's launched on a different path.
I do not take credit Im just sharing my findings (ALL CREDITS GO TO WANAM....GO HERE TO HIS THREAD TO THANK HIM http://forum.xda-developers.com/show....php?t=1667046
Android S Voice Review (Siri Competitor) From the Samsung Galaxy S III by qbking77 http://www.youtube.com/watch?v=cJW0Xsz_WqU
booooooom you now have fully working S-Voice