Installation is made easy using wireless connectivity, so there’s no messy cables to run. All sensors are wirelessly connected, and the unit features a super-loud 120dB siren inside the base station. Activation is via the keypad on the base station or the supplied keyfob remote control. You can easily cover a greater area by adding more sensors to windows and doors or install extra PIR motion detectors. Kit includes base station, one motion detector, one door/window sensor, and a feyfob remote.