Independence - Different from traditional campus broadcasting systems

A set of independent and mobile emergency warning broadcasting equipment designed specifically for campus emergency evacuation and safety prevention. With small size and high energy, it can play multiple alarm sound sources such as natural disasters and emergencies with one click operation in the event of three interruptions (power outage, traffic interruption, communication interruption), efficiently conducting voice propaganda, control, and command, timely warning, intervention, and guidance, ensuring the personal safety of teachers and students.

Coverage - Strong Sound, Directional, High Definition, Remote

The unique strong sound transduction technology has a maximum peak sound pressure level of 138dB and strong sound penetration. The alarm sound in open areas can reach more than 1 kilometer, and a single device can cover the entire school.

Differentiation - Multiple emergency warning audio can be triggered with one click. Built in multiple specific emergency warning audio, including fire alarm, security, disaster warning, etc., can be triggered with one click, and the volume can be increased with one click, which is different from the original campus broadcasting system.

It has functions such as MP3 audio, FM wireless reception, Bluetooth audio playback, wired/wireless microphone calling, on-site recording and audio loop playback, meeting various sound reinforcement needs in use.

Timeliness - Ensuring efficient event handling and timely disaster warning (expanded functionality)

Installing an app on a mobile phone allows for visual display of text and images. In emergency situations, even if the phone is in internet free, disconnected, or airplane mode, it can receive emergency warning prompts, including text and image information and alarm audio for firefighting, violent incidents, stampede incidents, drowning incidents, earthquakes, etc. Paired with wireless intercoms, achieve remote intercom, shouting, command and control.

Ultra long battery life, designed for emergency use

As an independent mobile emergency warning system, it can be charged in the field through mains power charging or optional solar panel charging. After being fully charged, it can be used continuously for 8 hours and can store electricity for up to 1 year. The battery is designed to be replaceable.

Chao has strong environmental adaptability, with multiple carrying modes and a protection level of IP56, suitable for various harsh weather conditions

environment Integrated design, lightweight and convenient, suitable for normal carrying weight of the human body, with multiple carrying modes such as handheld, backpack carrying, bracket installation, and car installation.