Shows a violin or viola player the note they are playing on the musical staff. The entire range of notes for either instrument are detected and shown on the display, along with the name of the note, the note frequency coming from the instrument, and the perfect pitch for the note that is being played. The note is colored red if the it is being played too high, blue if it is being played too low, and gray if it is perfect.
Violin or Viola can be selected, and the the staff is adjusted to fit (treble clef for violin, alto clef for viola). Sensitivity can be selected, which determines when the note is colored red or blue.
Doubles as a violin or viola tuner, with very accurate pitch readings.