Key Features . Easy to InstallZone Control for Part-Arming868MHz FrequencyExpand System with up to 30 Accessories1 Year GuaranteePhone Call Notification for Alarm ActivationNot Smart or Bluetooth CompatiblePre-Linked for Easier Set-Up The Yale IA-220 Intruder Alarm Kit alerts you with a phone call when triggered. Ideal for properties of all sizes the extended 200 m range can cover outbuildings too.No need to remember codes simply touch the contactless tag to the control panel to disarm the alarm.This kit includes door sensors and motion sensors which can be placed around your home for peace of mind. There\'s also an outdoor siren giving a clear warning that the alarm has been triggered. What\'s in the Box . PIR motion detector x 2Door sensor contact x 2Outdoor siren boxContactless tag x 2Control panel. .