400W 5-Tone Wired Alarm Ki

5-Tone 400W Wired Kit Car Alarm is a professional vehicle-mounted warning device, featuring a 400W high-power single-speaker alarm horn, efficient amplifier and 5 preset alarm modes, compatible with 12V DC vehicle power supply. With a sound pressure level of up to 130±5dB, it far exceeds ordinary alarms, and the sound transmission distance can reach more than 300 meters in unobstructed environments. The 5 warning sounds (intermittent sound, long sound, high-low alternating sound, rapid sound, ambulance-specific sound) cover all scenarios such as daily reminders, emergency rescue and road guidance. Even in congested urban roads, noisy construction sites or complex mountain road conditions, it can quickly penetrate interference and transmit clear warning signals. Equipped with a built-in PA public address system, it can realize real-time voice intercom with a handheld microphone, with high human voice restoration and no noise, meeting both emergency command and daily communication need…