DAHUA - Détecteur bris de verre sans fil

This wireless glass break detector uses a high-sensitivity omnidirectional microphone to detect both high and low frequencies, suitable for various types of glass up to 6.4 mm thick. It has a detection range of up to 9 meters and operates on a CR123A battery with an estimated 3-year lifespan.

• The description claims the device can detect various types of glass including tempered, double glazing, laminated, armored, toughened, and float glass.
• The description claims a detection range of up to 9 meters and a radio range of up to 1,600 meters in open field.
• The description claims an estimated 3-year battery life without external sensors.