Extremely low return noise and no disturbance to talking quality.
 Special charging system design for better protection of battery life.
 Short circuit, overload, overload, over voltage and low battery protection.
 With standard on-line structure (three ports)and can be used as UPS. Specification
 Compatible with generators and suitable for harsh environment where power voltage is extremely unstable.
 RS232 port, smart power management software, automatic file saving and shutting down at power abnormalities.
  Use-friendly interface, LED simulative display, LCD digital display and computer screen display of inverter operation status.