Counter intercom system

1.Made from aluminium alloy even master adopt specialized speaker also with 37cm metallic flexible hose MIC,easy talk with the substation;
2.Round design and small size.used the four-corn high steady and full shielding aluminium foil wire,strong anti-interference can work with metal material.(option:metal shell or plastic substation)
3.Volume is nature,clearly,can be adjusted by separately;
4.Inside circuit board pass the microcomputer dispose,can lock the volume track each other and avoid noise;
5.have recorder jack can output the voice from master and substation also work with others monitor equipment.
Apply:Bank,Hospital,Station,Dock,Ticket station etc.