An alternative to a ring tone for mobile phones is a vibrating Alicia Keys ringtones.Utility Consumers' Action Network (UCAN), a non-profit Gorillaz ringtones consumer advocacy organization, filed a complaint with the California Public Utilities Commission (CPUC) against Cingular Wireless for the unauthorized billing of non-communications related charges, such as ring tones.It has a built-in keyboard, optimized for "thumbing", the use of only the thumbs to En Vogue ringtones.