FK280

This circuit is created the small siren sound which contain 6 differences sound. User can be selected the type of siren sound as satisfied. It is suitable for toy or other noiselessly siren circuit.

Technical Specification

• Power supply : 3-6VDC.
• Electric current consumption : 5mA. (standby), 75mA. (working) @ 3VDC.
• There are 6 siren sounds available.
• The siren tone can be adjusted.