Voice Studio is a free app available in the social section on the dashboard. (Video Kinect may need to be installed for it to show up)
For this achievement you need to complete 2 of the 8 tracks in the game
you must say something for each phrase for the app to recognise it. Save and upload the tracks for the achievement.
Track 1 has 30 phrases and Track 2 has 40 phrases.
Note each track is unlocked by completing the previous oneYou will need to complete all 8 for
Golden Voice in Voice Studio so the 3 other achievements will pop on the way.