iPhone 5 is incompatible with HD Voice by Sprint
7. Droid_X_Doug (Posts: 5955; Member since: 22 Dec 2010)
Don't be disappointed in Sprint not supporting HD audio - it appears that AT&T, T-Mo and VZW are in the same boat. Definitely a non-feature.
8. hfacuba (Posts: 5; Member since: 13 Sep 2012)
All this was known, because Apple wants is to keep all users as slaves, to continue taking away your money. Want to get your freedom?. Switch to an open OS like Android