Modifies a noun

• ringtones: If you want monophonic ringtones you have to lose out on a color screen.

• tone: The days of old fashioned, monophonic ringing tones are over!

• patch: Keep ↵ in mind, this only occurs with monophonic patches.

• sound: If they're only capable of creating say monophonic sounds then they're only useful for a small number of jobs.

• instrument: Examples of such monophonic instruments include most brass, woodwind and the classic analog synthesizers.

• synthesizer: The Prophesy combines powerful monophonic synthesizer sounds with an unprecedented degree of expressive control.