Comprehensive Yale Sync Starter Kit Alarm System A security system that not only offers the best possible monitoring of your home, but can also be conveniently controlled via app - that's what the Yale Sync alarm system offers. It is compatible with popular voice assistants such as Amazon Alexa or Google Assistant, but control via smartwatch is also possible. In addition, the system can be expanded to up to 40 components, for example with the Yale View camera system or other smart components. Thus, you always have full control over your property and can control and evaluate everything via just one app (Yale Home App). The scope of delivery also includes: a motion detector, a door and window contact and an integrated siren in the hub, which provides even more burglary protection. Technical data/ Compatibility: - 868 MHz bidirectional wireless alarm system, controllable via Yale Home App - system expandable up to 40 components - 200 meter range - 100dB siren in the hub - compatible with