The utility model has the characteristics of automaticvolumecontrol, automatic accident alarm, stable performance, safety, etc.
该装置具有音量自动控制、故障自动告警、性能稳定、安全可靠等特点。
2
It has DSP technology for crystal clear sound and an automaticvolumecontrol that keeps volume constant even when you move between quiet and noisy environments.
And adjustable speed the variable air volume air conditioning automaticcontrol system saves energy through setting different static pressure values in different time periods.