Vocal range More important than range in voice classification is tessitura, or where the voice is most comfortable singing, and vocal timbre, or the characteristic sound of the singing voice. For example, a female singer may have a vocal range that encompasses the high notes of a mezzo-soprano and the low notes of a soprano. A voice teacher would therefore look to see whether the singer were more comfortable singing higher, or lower. If the singer were more comfortable singing higher, then the teacher would probably classify her as a soprano. The teacher would also consider the sound of the voice; sopranos
Voice type high. Voice type A voice type classifies a singing voice by vocal range, vocal weight, tessitura, vocal timbre, vocal transition points ("passaggia") like breaks and lifts, and vocal register. Voice classification was developed for European classical music and seldom applies to other kinds of singing; voice classification is in the opera to pair roles with voices. Several different voice classification systems are available to identify voice types, including the German "Fach" system and the choral music system among many others; no system is universally applied or accepted. Voice classification is a tool for singers, composers, venues, and listeners to categorize