Multi-tunes Melody Integrated Circuits - HK221
Product Details
Single-tone melody IC with
768 musical notes .
HK221-2 includes 12
children songs, HK221-3
includes 16 children songs
available .
Will be sequence song output
when trigger pin is sequence
touched .
Trigger mode by one shot
re-trigger type .
Maximum programming to 24
songs for custom-made pro-
ject programming .
Can add a LED flash in output
pin for sound indication .
