Key Features. Free app change settings add accessories & view cameras at no monthly cost Easy to install & set up Safely add unlimited accessories Works with your Wi Fi or a backup SIM card the Wi Fi should be offline Built-in siren can be muted in the app Anti-interference alarm is triggered when the system receives interference signals Scheduled tasks means that you can add a scheduled or daily task Learn mode means that you can add accessories quickly & easily. Cave Wireless Smart Alarm Starter Kit The wireless Cave Smart Home security starter kit is an app-controlled alarm system that can be set up in your home or office without the need for professional installation. Easy to set up Cave is wireless easy to set up & use. The starter kit contains everything you need to start your smart home alarm. Cave works over Wi Fi or a backup SIM card if the Wi Fi should be offline (SIM card not included). Scheduled tasks & smart tracking The free Cave app enables you to schedule tasks that are scheduled to run such as setting the alarm at 10 p.m. By following smartly selected instructions can be followed even if the system status changes. All of this can be customised in the app. Add unlimited accessories Cave is modular using a secure barcode system you can add unlimited Cave accessories to your starter kit. What's in the Box. x 1 Cave Smart Hubx 1 Cave Wireless Motion Sensorx 1 Cave Wireless Contact Sensorx 1 Cave Remote Control Power Supply 1m Ethernet Cable Fixing Kit Multi-Lingual User Manual..