Features

• High-grade aluminum 2U black anodized brushed panel, elegant and stylish;
• Short-circuit activation alarm and DC24V activation alarm input;
• Automatically plays fixed siren or audio files stored on TF card when alarm is activated;
• Select any siren or audio file output via 6-position DIP switch;
• Supports TF card reading up to 32GB, with recording time up to several hours;
• Supports up to 5 different audio files; pre-store audio in corresponding folders on TF card,
  and trigger automatic playback by selecting the corresponding switch;
• MIC or LINE dual recording input options, automatically generates and saves files to TF card;
• 1 highest-priority microphone input, which takes priority over all outputs;
• Built-in handheld microphone for one-hand operation;
• Adjustable recording level and output volume;
• Manual forced alarm and playback of TF pre-stored audio files or recorded files;
• LED indicators on the front panel for alarm, audio playback and recording status;
• Powered by wide-voltage switching power supply, supporting normal operation with AC100-240V input;
• DC24V DC emergency power supply, automatically switches to DC24V when AC power is lost;

Technical Specifications

• Microphone Input: <5-10mV, 600Ω, unbalanced;
• Line Input: <400mV, 10kΩ, unbalanced;
• Line Output: >500mV (siren signal or TF card audio file);
• Siren Frequency Response: 100Hz~3.4kHz(±3dB);
• Audio File Frequency Response: 20Hz~20kHz(±2dB);
• Total Harmonic Distortion: THD <0.01% at 1kHz;
• ADC/DAC Sampling Rate: 8kHz, 5Bit;
• Recording Time: Several hours (depends on TF card memory size);
• Recordable Tracks: Unlimited (depends on TF card memory size);
• Alarm Activation Inputs: 2;
• Alarm Activation Level: (Low level / DC24V);
• Power Cord: (3×0.75 mm²)×1.5M (standard);
• Power Supply: AC100-240V ±10% 50\60Hz, DC240V;
• Power Consumption: 15W;
• Machine Dimensions: 89(H)×483(W)×350(D) mm;
• Net Weight: 6.08kg;