All songs are played using the five notes available on an ocarina, although by bending pitches via the analog stick, players can play additional tones.

This was improved upon with polyphonic ringtones, which played several tones at the same time so a more convincing melody could be created.

The most well-known technique on a guitar is playing flageolet tones.

The first experimental systems were built over 30 years ago, although these first versions only played simple tones.

Thick skins make it easier to play full tones but more difficult to play sharp slaps; for thin skins, the opposite applies.

Subtlety plays its role in color application - mostly tones of ochre, wheat and terra cotta, which set off white fur sofas.

It is played with a plectrum, playing short tones which are plucked from the top down, while playing long tones with fast tremolo.

You can make any sound by playing several tones at the same time.

Doctors learned this by playing tones to patients and asking them when the volume of the real sound matched that of the tinnitus, Dr. Martin said.

Not one did anything remotely practical: they told dumb jokes, displayed bad art and played annoying, shrill tones.