Natural Harmonic Integrated Circuits - HK326

 Natural harmonic melody IC with
   1024 musical notes ,  maximum
   to 24 songs programming .
 HK326-6 has 12 children songs .
   HK326-1 has 12 X'mas songs .
   HK326-2 has 25 X'mas songs .
 Option 5  trigger mode from 2
   function pins ( SL pin & MODE 
   pin  ) setting : 
    (1) Direct power on / off control 
    (2) One shot non retrigger    
    (3) One shot re-trigger
    (4) On/off switch key control   
    (5) One touched trigger key, 
         plays all song with sequence
         output 
 Built in 1 LED flash output  for
   sound output indication .
 Built in a motor driver con trol
   circuit for motor driving .