It depends on the vibraphone, but the standard vibraphone is 3 octaves, from F to F.

A vibraphone is a pitched percussion instrument.

The vibraphone is a keyboard instrument. But,sine you strike it with a mallet, it is a percussion instrument.

Organ Music Not Vibraphone Like I'd Hoped was created in 2010.

The music for a vibraphone is written like the music for, say, a violin. It is generally in treble clef, although some vibraphones have notes low enough for bass clef. Slurs can be done on a vibraphone by pressing the pedal down through several notes. What would be notated as a tremolo on a violin or other string instrument is a roll on a vibraphone.