4CH Video Network Decoder

  • Convert IP signal back to analog signal, digital input and analog output.
  • Support 1 to 4 Channel H.264/MJPEG decompression(Quad screen),25/30fps at full D1 resolution
  • Two way audio
  • Video output adopt BNC interface(VGA output optional)
  • Support RS485 interfaces which can be connected to keyboard for PTZ control.
  • With relay for Alarm I/O.
  • With free Decoder Management software
  • Multi-level user access with password protection
  • Alarm I/O support motion detection, date, time, event trigger
  • Support WEB browser, remote config/update


Model L4NVD
Number of Channels Four channel Video Decompression
Video standard PAL/NTSC
Video Decompression H.264/MJPEG
Audio codec G.711/G.722 decompression,G.722 compression for two way audio
Frame Rate PAL:1-25fps NTSC:1-30fps
Resolution D1,Half-D1,CIF
Audio Input 1 channel Microphone input
Audio output 1 channel 3.5mm headphone output
Video signal input Digital stream via RJ45
Video signal output Analog stream via BNC
Key Features
Multi-channels loop Support multi-channel loop or programmed channel loop
Software With free Decoder Management software
GUI Built-in GUI, easy operation
Hardware CUP: Using high performance process chipset Hi3511
OS: Built-in LINUX operation system
ROM:128MB DDR2, Flash 8MB
Ethernet Port 10/100Mbps, RJ45 Adaptive Ethernet port
Interface RS485,RS232,Alarm I/O,VGA interface optional
Temperature 0℃-55℃
Humidity <85%RH

Consumption Less than 5W
Production Dimension 275(L) *157(W) *46.5(H)
Weight NW: 2.5KG