CJB30CM Speaker
The CJB30CM speaker is a new product developed by our company based on advanced international technology. It is specially designed for various electronic sirens and alarm devices, widely used in special vehicles and venues, and used in conjunction with sirens. It features a compact shape, clear sound quality, water resistance, corrosion resistance, and good sealing performance. All electro-acoustic parameters have reached the leading level among similar domestic products.
Structural stability
Compact shape, clear sound quality, water resistance, corrosion resistance, and good sealing performance
Application Scope
Specifically designed for electronic siren and alarm devices.
Widely used in special vehicles and venues, in conjunction with sirens.
Advanced Technology and Craftsmanship
Adopting advanced international technology and craftsmanship, all electro-acoustic parameters of the CJB30CM have reached the leading level among similar domestic products. It is widely used as an alarm supporting device for special vehicles and fixed venues.
Product Parameter
Rated power: 30W
Working voltage: Used with sirens or modules
Sound pressure level (two units): 107-110dB
Working temperature: -40℃ to 65℃
“L” support size
Vertical support frame size




