First, And this is important.

I have been selling for over 20 years and have had no Negative or even Neutral reviews. ALWAYS POSITIVE. Any Item may be returned within 30 days of delivery. If it's dead, send it back for a refund. I'm an Amateur Radio Operator, Call Sign W1SPS (I'm on QRZ)

 
They are brand new old stock that was purchased in bulk. Never used.
Used in some Bass Products Marine application, Bass Products #160-1000-502
They can of course be used in any application where a buzzer is necessary.
 
 
STAR MICRONICS

 

  • KMB-12
  • KMB12
  • PIEZO BUZZER / TRANSDUCER
  • FUNCTION: BUZZER
  • OPERATING CURRENT MAX: 20MA
  • RESONANT FREQUENCY: 2150HZ
  • SOUND LEVEL SPL: 85DB
  • SUPPLY VOLTAGE: 12VDC