The Korg MA-30 Digital Metronome is the most useful metronome ever in this price range. Duplets, triplets, and quadruplets with inner beats omitted, and more make playing along interesting and more realistic than a click track. Features a highly visible liquid crystal pendulum, 12 reference pitches, adjustable calibration, adjustable volume, tap tempo, earphone jack, and memory backup.
Highly visible liquid crystal pendulum
13 different built-in rhythms
Rhythms include duplets, triplets, triplets with inner beats omitted, quadruplets, and quadruplets with inner beats omitted
12 reference pitches C4 -B4
Adjustable calibration (438-445 Hz)
Tempo adjusts from 40-208BPM