DC 12V Mini Wired Siren 120 dB Sound Alarm System for Home Security, Red

Easy to install, just glue it on, no wiring, easy to use.

This piercing plugs into your keyboard/console.

Durable and long-lasting.

Works with your system, responding to signals from a keypad/console.

Works with your system, responding to signals from a keypad/console.

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Specifications: Material: Plastic and metal Nominal Voltage: 12V DC Sound Level: 120dB Sound Frequency: 3.8KH2 + 10% Transmission Speed: Increase by 3H2 or decrease by 10%

Size: 5.2 * 5.0cm / 2.0 * 2.0in Package Weight: 64 g / 2.3 oz

Package List: 1 * Audible Alarm System