This is the loudest dial metronome pitch pipe available... easy to operate with many features. (note: if you are using this for choral work, barber shop, or Sweet Adelines ... please check our other item: Intelli Electronic Pitch Pipe - Dm8lt with Pitch Switch( for Chorus - Sweet Adelines- Barber Shop ) Metronome features of the DM8LT: Range : 40-216 beats per minute using a large easy to read and easy to turn dial. Increments by standard musical tempos. Light and or click - this metronome is one of the loudest we have found ... with a great clave (wood block) tone and full range volume control. 8 color LED's move with beat - when in the accenting mode the first light will flash green -- all others are red. Chime - bell accents downbeat on 0,2,3,4,5 6. When set to 0 there is only the clicking - clave tone. Also 6 beat sub-divisions -- Eight Note, Triplet, Sixteenth, Dotted Eighth, Triplet Sixteenth with rests. Electronic Pitch Pipe features of the DM8LT: Over 3 octaves of pitches with pitch shift.- B2-C6 Size: 2 1/2"w x 5 1/2"h x 1"d. Weight 6 oz. Pitch Shift A440 - 445 Pitch Accuracy less than + or - 1 cent Earphone jack 3.5mm - earphone not included. Accuracy of metronome + or - .2% Flip out metal stand. Uses 9 volt battery - included. Includes vinyl carrying case. One year warranty. Size: 5 1/2" H x 2 1/2" W x 1" D Weight 7 oz (note: if you are using this for choral work, barber shop, or Sweet Adelines ... please check our other item: Intelli Electronic Pitch Pipe - Dm8lt with Pitch Switch( for Chorus - Sweet Adelines- Barber Shop )