Catalog > Consumer Electronics > Kits > Kits (By Function) > Alarms / Detectors / Security Catalog > Consumer Electronics > Kits > DIY Kits 9V Siren Driver Module 9V Siren Driver Module KIT31 9V Siren Driver Module Kit • Function Group : Alarms / Detectors / Security 297.54 ZAR inc for 1 Each 1 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview A surprisingly loud siren for such a simple circuit. Uses voltage controlled oscillator. 1/2 Watt, 8 ohm speaker supplied. 9V operation. Ideal to attach to an alarm system which needs an sound module Additional Information Group Alarms / Detectors / Security Model K31