His big break came at the age of 24 when he earned his first million dollars by selling Hip-hop ring-tones to mobile phone subscribers in the United Kingdom.
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They can also assign different 12 different ring tones, and a "Fireworks" button causes the phone to strobe colorfully for 30 seconds.
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Many mobile phone users set specific tones to specific people so that the tones act as audible caller IDs.
CNN: Cell-phone ringtones can amuse, annoy
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