>10-33V multi-voltage input, multiple speakers work synchronously to improve the sound intensity and a function to decrease the volume at night , meet requirements for sound output;
>An output integration of amplifier, speaker and lighting control, compact design for simple installation and space saving;
>30 programmable siren tones for versatile needs in different regions and industries.
>Supports external microphones (optional)
>Supports up to 8amp warning light, the external warning light operates synchronously with the siren.
>A separate input control line allows individual on/off control over the warning light.
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