Visonic SR-740 External Siren PG2

Visonic SR-740 PG2 is a two-way wireless outdoor siren (IP55). It provides the perfect security solution for homeowners with a PowerMaster system who are looking for an affordable and easy to install outdoor siren. It excels in offering cable free installation and optional extended time between battery changes.

Loud 110db piezo siren
Differntiated alarm sounds for intrusion & fire
Prolonged battery life up to 8 years (with typical use)