The latest in doorbells is called VESTA ™. Anti-intruder sensor for doors or windows.
Audible alarm for doors and windows. Includes two CR2032 3 V batteries
This wireless alarm with magnet is the ideal solution for keeping thieves away from your house. It has two magnetic parts that emit a 100 dB sound when they are separated. Easy to install. Works with 3 AG13/LR44 batteries, included.
The alarm with motion sensor will prevent intruders and thieves from trespassing on your property. It is activated and deactivated via radio frequency, and its motion sensor covers a 110 degree angle. Easy to install. Includes 2 remotes with batteries (range of 5 metres) and 1 base to fix it to the wall. Alarm sound: 105 dB.