Rated input voltage
~ 100V-260V, 50/60Hz
Working environment
Relative humidity (<95%) at -20 ~40 ℃, no condensation)
Standby Audio Output
Balance 1V,<0.3% 1KHz
Balance 1V,<0.3% 1KHz
>70dB
Paging Input Frequency response
20HZ-20KHZ±3DB
Slave Controller Communication
RS485 bus