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All prices US$ - All orders receive free delivery, worldwide - Click here to learn more
All prices US$ - All orders receive free delivery, worldwide - Touch here to learn more

COB Siren Sound Effect Module - 10 Pack

$6.95
SKU TZ1011A

Embed siren sound effects into toys or more serious applications with these COB Siren Sound Effect Modules from PMD Way. 

With a few external components you have an annoying siren! The module drives an 8 Ohm speaker up to 2W.

You need a small speaker as described above, an NPN transistor (S8050 or similar), and a 200K 1/4 resistor. These are connected as shown below. Power is 3~4.5V DC.

COB Siren Sound Effect Modules in packs of ten from PMD Way with free delivery worldwide

COB Siren Sound Effect Modules in packs of ten from PMD Way with free delivery worldwide