Description/Features: Enhanced Security: This 433Mhz wireless siren alarm system is designed to provide superior home security. It includes a high-decibel burglar alarm and sensors for doors and windows, ensuring comprehensive protection against unauthorized entry Wide Coverage & Long Range: The system operates over a long range, offering extensive coverage throughout your home or office. It's perfect for large spaces, providing reliable alerts wherever you install the sensors User-Friendly Setup: Installation is straightforward with no complex wiring required. This makes it an ideal choice for both DIY enthusiasts and those preferring professional installation Versatile Application: Suitable for various property types, including residential homes, apartments, and commercial premises. It ensures peace of mind with its robust performance and reliability Specifications Due to different batches, there may be differences in product appearance and printed text, which will not affect use Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on. Voltage: AC220V Color: As Shown Material: ABS Package Contents: 1 x WiFi speaker 1 x Power adapter