Last Updated: Nov 15, 2013
Answers to some of your questions about ringtones and email and text notifications on your Nexus S 4G from Google
How do I change the phone ringtone and notification sound on my Nexus S™ 4G from Google?
Can I use custom ringtones on my Nexus S 4G from Google?
Yes, you can. You may need to install a ringtone application from Google Play Store™. Refer to the application's specific instructions to set the ringtone.