The SimpliSafe Security System WS1000 1st Generation 105 Decibel Wireless Siren is a reliable and effective home surveillance device. This siren, from the trusted brand SimpliSafe, provides a loud 105 dB sound to deter potential intruders. It is wireless and powered by a battery, ensuring easy installation and seamless operation without the need for constant maintenance. The model WS1000 is designed to be a crucial component of any home surveillance system, providing peace of mind and security for you and your loved ones.