PSST Technology(HongKong) CO., LTD.
Security Telephone Entry System
Security Telephone Entry System

Security Telephone Entry System

PSST security installs and services telephone entry systems both as stand-alone systems or integrated with access control systems. The system provides visitor access control to buildings. A tenant can communicate directly with a visitor using the telephone entry system and can grant or deny access directly from a telephone landline or mobile phone with the touch of a button.

A hands-free single button phone auto dialer with major applications in industrial/commercial access control. Once the "call" button has been pressed, the device dials a primary telephone number. When pressing the button, the indicator on the button is on, the host can unlock the door by pressing the * key or # key on the keyboard. when the call is over, it will hang up and the button indicator goes out.

It supports the standard SIP protocol.


  • TEL:+86-755-89487736
  • FAX:0755-33671258
  • EMAIL:helen@waterproof-phone.com
  • ADDRESS:NO. 20, Phoenix No. 1 Zone Industry, Fuyong Street, Bao'an District, Shenzhen City