Features: Fine crafted traditional Wittner wood, mechanical metronome with Black Matte finish with bell.. model # 816m. A small slide switching device on the side of the metronome lets you choose an accented beat of 0(no bell) ,2,3,4, and 6, sounding a bell that will ring on the first beat of each measure. Set the metronome accent switch to 0 (zero) to turn the bell off. The bell is loud and you will never miss that first beat again. Easy to remove wood cover latches on to the case - included. Weight slides along the stem to change tempos. Range: 40 to 208 beats per minute. Dimensions: 8 1/2"h x 4 1/2 w x 4 1/2d. High accuracy. Made in Germany. Includes winding key, wood front cover, instructions. Winding the key gives the metronome a playing time of 30-50 minutes depending on the tempo. 1 year manufactures warranty... Plus a 2nd year from us.. TD- Music - Since 1981