52
Adjust Voice Pitch • <prosody pitch='x-low'>This is half-pitch</prosody>
• <prosody pitch='low'>This is 3/4 pitch.</prosody>
• <prosody pitch='medium'>This is normal pitch.</pros-
ody>
• <prosody pitch='high'>This is twice as high.</prosody>
• <prosody pitch='x-high'>This is three times as high.</
prosody>
• <prosody pitch='default'>This is normal pitch.</pros-
ody> <prosody pitch='-50%'>This is 50% lower.</pros-
ody>
• <prosody pitch='+50%'>This is 50% higher.</prosody>
• <prosody pitch='-6st'>This is six semitones lower.</
prosody>
• <prosody pitch='+6st'>This is six semitones higher.</
prosody>
• <prosody pitch='-25Hz'>This has a pitch mean 25 Hertz
lower.</prosody>
• <prosody pitch='+25Hz'>This has a pitch mean 25 Hertz
higher.</prosody>
• <prosody pitch='75Hz'>This has a pitch mean of 75
Hertz.</prosody>
Table 3-2, SSML Formats for Text-to-Speech Entries (Continued)