Siren Alarm Horn Electronic Kits 9 volt

A simple siren circuit and a surprisingly loud output. Uses voltage controlled oscillator; comes with a half-watt 8 ohm speaker. Good as a sound module to attach to an alarm system, etc. 9 volt DC operation.

Specifications:

• L: 1-7/8" W: 3/4" H: 1/2"
• Requires 9 Volt Battery (not included)
• Includes 8 ohm speaker