DMT-8LT3 - Intelli Multi-function Metronome/Tuner. Eight LED 2 color display simulates pendulum motion with accented strong beat indicator. 40 to 216 BPM. Multi-funtion beat, rhythm, and pitch. Eight octave tuning range with two color LED display. Adjustable volume. Dynamic speaker. Line-in jack. Earphone jack, includes black holding case. Fold out stand. 9v battery included.