Based on this product's specifications, here are some alternatives and similar models
Security Alarm System Olympia ProHome 8700 Wi-Fi White
Summary description:
The Olympia ProHome 8700 is a wireless security alarm system featuring Wi-Fi connectivity (802.11b/g) at 2.4 GHz. It has a user-friendly button control and an LCD display. Powered by 230V with alkaline batteries (1.5V), it ensures reliable performance. Compact dimensions (210x65x130 mm) make it easy to install, providing peace of mind for your home security.