IC Realtime 4 Channel Forensic Network Video Recorder - Manual (Page 11)

2
Several relay alarm outputs to realize alarm activation and on-site light control.
The alarm input port and output has the protection circuit to guarantee device safety.
z
Communication port
RS485 port can realize alarm input and PTZ control. Support communication with temperature
and humidity display device.
RS232 port can connect to keyboard to realize central control, and can also connect to PC COM
to upgrade system and realize maintenance, and matrix control.
RS422 port allows the communication with the temperature and humidity display device.
Standard Ethernet port can realize network access function.
Dual Ethernet ports support configuration modes such as multiple access, fault-tolerance and
load balancing.
z
PTZ control
Support PTZ decoder via RS485.
Support various decode protocols to allow the PTZ to control the speed dome.
z
Intelligent operation
Mouse operation function
In the menu, support copy and paste setup function
z
UPnP
It is to establish the mapping relationship between the LAN and the WAN via the UPnP protocol.
1.3 Special Features
z Time information overlay, channel information overlay, temperature and humidity information
overlay
Time information is on the top right corner by default. Channel information is on bottom left
corner by default. Temperature and humidity information is on top left corner by default. Time
information position and channel information position can be modified. You can change channel
name if necessary. Please note, before you overlay temperature and humidity information,
please go to chapter 4.2.7.7 to set corresponding temperature and humidity protocol, set overlay
channel name and position, and set to overlay when preview or encode. The temperature and
humidity device can communicate with NVR via RS232/485 port.
z
Sound audio effect
z System adopts G711A compression algorithm. It can lower the noise and enhance definition
and restore vivid original status.
z 48KHz sampling rate, standard CD audio quality.
z
Preview PIP
Support PIP (picture in picture) function so that you can view the specified position in detail and
at the same time observe the whole situation.
z
PIP mixed audio