Chapter 2. Introduction
VIS-3103 series card reader is a kind of high-performance product, with a 32 bit high-speed
processor. It communicates with access controller via either RS-485 protocol or Wiegand protocol.
And a build-in tamper-proof module helps to protect card reader from malicious damage. As to the
physical appearance, the PC+ABS material makes water proof and dust proof possible in poor
environment.
2.1 Front View
The front view of VIS-3103 series card reader is shown below:
Figure 2-1 VIS-3103
2.2 Rear View
The rear view of card reader is shown below:
Figure 2-2 VIS-3103 Rear View
