What can you say about ring tones? NOTHING ... except that cell phones capable of downloading ringtones are the successor of monophonic ringtones but the immediate predecessor to true tone ringtones. This is in contrast to MP3 ringtones, for example, which will play digitally sampled recordings.True tones are the most popular form of ringtones. They capture 3/4 of the US ringtone market in the second quarter of 2006, followed by monophonic ringtones and polyphonic ringtones are falling in popularity while ringback tones are growing.Monophonic and polyphonic ringtones are music which does not contain artists voices or instrumental performances. Usually cell phone ringtones are encoded using the MIDI (Musical Instrument Digital Interface) or similar encoding formats, many of which have been developed for mechanical music delivery.The cell phone music market initially started with monophonic ringtones. Monophonic ringtones were the earliest form of ringtones, and played one tone at a time. Polyphonic ringtones are much more sophisticated than regular monophonic ringtones.With increasing market and technology development the number of voices was steadily increased. This was improved upon with polyphonic ringtones,