The 800W Early Warning System Electronic Siren Power Amplifier is a high-performance, battery or solar-powered amplifier designed primarily for alarm systems. This device operates within a working voltage of DC40-60V, with an optimal configuration using four 38Ah or greater capacity batteries in series. Users can enjoy adjustable input volume through a knob, making it convenient to set the desired alarm level.

With a rated output power of 800W, this amplifier provides significant audio output, ensuring alerts can be heard over considerable distances. The product boasts an impressive output AC/input DC power efficiency of 80% or more, coupled with a frequency response range of 300 Hz to 8000 Hz. This ensures clarity and volume in any alert situation.

• Working voltage: DC40-60V (it is recommended to use four 38Ah and above capacity batteries in series for power supply)
  
• Input amplitude: 2.2VP-P (square wave), input volume supports knob adjustment
  
• Input impedance: 600 Ω
  
• Rated output power: 800W
  
• Output AC/Input DC power efficiency: ≥ 80%
  
• Frequency response: ≤ ± 2dB (300 Hz -8000Hz)
  
• Harmonic distortion: ≤ 2% (300 Hz -8000 Hz)
  
• Load impedance: 3 Ω
  
• Audio input interface: 3.5mm audio socket
  
• Working temperature: -20 ℃~55 ℃
  
• Working humidity range: ≤ 95% RH
  
• Heat dissipation: automatic temperature controlled air cooling
  
• Dimension:300L * 230W* 100H mm

The 800W Early Warning System Electronic Siren Power Amplifier is designed with reliability in mind, featuring automatic temperature-controlled air cooling for optimal performance in varying environmental conditions.

It operates effectively between temperatures of -20 ℃ and 55 ℃, with humidity levels maintained below 95% RH. Its compact design (300L x 230W x 100H mm) makes it easy to integrate into existing systems.