very good, fast shipping

Perfect! Easy to use

Just right

electronic metronome with convenient sound adjustment for percussion training headphone output useful for working without others having a nervous breakdown. you can change the rhythm in black eighth note sixteenth note triplet handles binary and ternary rhythms sound modification of the beep possible the batteries (2X AAA) supplied are dead after two sessions. Chinese battery as usual of poor quality. remove them quickly to avoid leaks. otherwise very easy to use product I remove one star for the batteries