SA-740 is a precision built, efficient and economical full – featured electronic siren of advanced design
Adopt micro SCM to control the electronic, capability stabilization, credibility and long life
Diamond cutting appearance, fission instruction design
300 watt high-power output, make the sound transmit wider
Dual-tone feature creates a unique sound that is one of the most attention getting amplifiers on the market today
The control panel provides indicating function of illumination which enable to operated in any dark environment
Two way light control
Can connect the input of auxiliary tones, and the vehicle sounder as the publicize car
| Model | SA-740 | SA-788 |
| Input Voltage | DC12V | DC12V |
| Operating Voltage | DC10.5 ~ 14.5V | DC10.5 ~ 14.5V |
| Input Current | 22A | 35A |
| Light Control | 2 | 2 |
| Light Control Current | 10A*2 | 10A*2 |
| Output Power | 300W | 600W |
| Output Impedance | 11Ω*2 | 11Ω*4 |
| Amplifier Dimension | 200*167*67mm | 240*167*67mm |
| Control Dimension | 108*50*17mm | 108*50*17mm |
| Police Audio Frequency | 500Hz ~ 1850Hz | 500Hz ~ 1850Hz |
| Installation From | Fission | Fission |
| Net Weight | 3.0KG | 3.4KG |
| Gross Weight | 3.75KG | 4.0KG |
| Packaging Dimension | 280*220*180mm | 280*220*180mm |
