KORG MM-1 METROGNOME

Korg MM-1 MetroGnome Micro Metronoom

Specs:
Tiny on-ear design for ultra portability and private listening
Tempo range of 40 to 208 beats per minute
Choose a time signature of 1/4, 2/4, 3/4, 4/4, 5/4, 6/4, or 7/4
Beats can be set as duplets, triplets, or quadruplets
Battery life of up to 500 hours
Handy informational display