31.3 SpecificationsParameter SpecificationsK-NL404K/G K-NL408K/G K-NL416K/GSystem Resources 4/8-channel series product support 4/8-channelFHD connection respectively. Max supports80Mbps.supports 16-channelFHD connections.The main streambandwidth supports200Mbps.Operation System Embedded Linux real-time operation systemOperation Interface WEB/Local GUIVideo Compression H.265/H.264/MJPEGDecode Capacity Max supports 8-channel 1080P, or 4-channel1080P.Max 16-channel 720Por 8-channel 1080P.Audio Compression G.711a/G.711u/AAC/G.722.1/G726/G.729Video Output 1-channel VGA analog video output.Video Input (OnlyE-Series camera)4-ch networkcompression videoinput8-ch networkcompression video input16-ch networkcompression videoinputHDMI 1-ch HDMI output.Audio Input 1-ch bidirectional talk inputAudio Output 1-ch bidirectional talk outputWindow Split 1/4-window 1/4/8/9-window 1/4/8/9/16-windowMultiple-channelPlaybackMax 4-channel 1080Pplayback.Max 8-channel 1080Pplayback.Max 8-channel 1080Por 16-channel 720PplaybackAlarm Input N/A 16-ch alarm inputAlarm Output N/A 4-channeloutput:3-channel relayoutput, 1-channel 12VcontrolStorage 1 built-in SATA ports. 4 built-in SATA portsRS232 PortN/AOne RS232 port todebug transparentCOM data.RS485 port N/A One RS485 port tocontrol PTZ. Supportvarious protocols.USB Port 2 peripheral USB ports.One USB2.0 port at the front panel and one USB3.0 port at the rear panel.Network Connection One RJ45 10/100Mbps self-adaptive Ethernet port. One RJ4510/100/1000Mbpsself-adaptive Ethernetport.