FEATURES (black edition):

No installation required: Just put it in place and switch it on!
Covering range 20,000 square feet = 2000 square meters!
Protected is the whole skin of a building: Doors, windows, the walls, roof and foundations.
Standalone! No connections to the mains required! Rechargeable battery. If fully charged - power will last for about one year!
Fully automatic operation!
Fail-safe & tamper proof!
Built-in low power receiver for remote control (invisible).
Tiny remote control transmitters.
Additional built-in motion detector against sneakers.
Very loud siren!
Wireless solar siren optional! Fix it to a wall - that's all.
All kinds of dialling equipment (digital or voice) and cellular links can be connected.