1. Manual and automatic alarm modes;
2. Alarm recording function, built-in4Glarge capacityTFCard, which can be recorded in sections;
3. Recording files can be listened to, deleted, and erased repeatedly;
4. support0V-12V-24VFire signal trigger, regardless of positive and negative poles;
5. Features automatic triggering recording alarm files, and has a0V(short circuit) output;
6. Supports line and microphone recording, and the volume of alarm input audio signals and output audio signals can be independently adjusted;
7. built-in1WMonitoring speakers;
8. It can be linked with the 16-way fire fighting matrix to realize automatic alarm;
9. Alarm: Recordable, built-in4GcapacityTFcard
10. output level/Impedance:2V/1KΩ imbalance;
11. Monitoring:1W;
12. Power consumption:20W;
