The Korg MA1 is a multi-function compact metronome. Available in two attractive color schemes: blue and black or black and red it features an enhanced display that makes it easier to practice your rhythm and phrasing. Choose from two types of tempo steps: pendulum steps or full steps to find just the right tempo for what you are practicing. Tap Tempo function lets you quickly set the desired tempo by tapping at the speed you want to go. Beat display offers from 1 to 9 beats plus 8 rhythm types to practice any style of music. Tune any instrument using the 12 step (C4 – B4) chromatic reference pitch. Earphone jack with adjustable volume. Memory backup function and auto power-off function. Up to approximately 290 hours of continuous operation.