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Name: 2018 Best Price Non-visual 2 Wire Wired Audio Door Phone with ID Card Function
Model: PST-ADO12
2 Wire Audio Door Phone;
◆Support Unlocking & intercom; 
◆Material: Aluminum alloy; 
◆12PCS call button default(14 & 16 Buttons can be customized);
◆Connetion cable: RVV2 wire; 
◆Working temperature: –10°C to +50°C; 
◆Comparative Humidity: 5%--95%; 
◆Transmitting distance: 100M;
Power supply: DC12V; 
◆Support Electric lock-control function; 
User Manual
Youtube Video
PST-ADO12 Specifications
Name 2 Wire Audio Door Phone Outdoor Station
Model PST-ADO12
Power DC12V(One system only need one power supply)
Maximum Transmitting distance 100 meters
Connetion cable From outdoor station to every indoor phone 2 wire(RVV2)
Working temperature –10°C to +50°C
Comparative Humidity 5%--95% non-condensing
Material Aluminum alloy
Call Key Number 12pcs(Can connect 12PCS 2 wire audio indoor phone)
packing size  
Gross Weight  
PST-ADO12 Features & Functions
Application Can be used in apartments,villas,hotels and offices etc
Basic Functions Call indoor phone and Intercom
Support Electric lock-control function 
Multi-kinds of rings for your options
ID card function is optional(and need extra charge)
PST-ADO12 Package List
Outdoor Station x1
Mounting Bracket  x1
Screws and Others x4
User Manual x1