Model NVR504-16B NVR504-32B Video/Audio InputIP Video Input16-ch32-chAudio Input1-ch, RCANetworkIncoming bandwidth320MbpsOutgoing bandwidth160MbpsRemote Users128ProtocolsTCP/IP,P2P,UPnP,NTP,DHCP,PPPoE,HTTP,HTTPS,DNS,DDNS,SNMP,SMTP,RTSP,802.1x,IPV6BrowserIE(IE10/11) for WindowsFirefox (version 52.0 and above) for WindowsChrome(version 45 and above) for WindowsEdge(version 79 and above) for WindowsVideo/Audio OutputHDMI/VGA OutputHDMI:4K (3840x2160)@30, 1920x1080p@60, 1920x1080p@50, 1600x1200@60, 1280x1024@60, 1280x720@60, 1024x768@60VGA:1920x1080p@60, 1920x1080p@50, 1280x1024@60, 1600x1200@60, 1280x720@60, 1024x768@60Recording Resolution16MP/12MP/8MP/6MP/5MP/4MP/3MP/1080p/960p/720p/D1/2CIF/CIFAudio Output1-ch, RCATwo-way Audio1-ch, RCA(Using the audio input and output)Audio CompressionG.711A, G.711USynchronous Playback16-ch16-chLiveview display1/4/6/8/9/161/4/6/8/9/16/25/32Corridor Mode Screen3/4/5/7/9/10/12/163/4/5/7/9/10/12/16/32SnapshotFTP/Schedule/Event Snapshot4-ch snapshot, up to D1 resolutionDecodingDecoding formatUltra 265/H.265/H.264Live view/Playback16MP/12MP/8MP/6MP/5MP/4MP/3MP/1080p/960p/720p/D1/2CIF/CIFCapabilityUltra 265/H.265: 2 x 16MP@30, 2 x 12MP@30, 4 x 4K@30, 6 x 5MP@30, 8 x 4MP@30, 10 x 3MP@30, 16 x 1080P@30, 32 x 960P@25H.264: 2 x 16MP(4800 x 2688)@30, 2 x 12MP@30, 2 x 4K@30, 4 x 5MP@30, 6 x 4MP@30, 8 x 3MP@30, 14 x 1080P@30, 30 x 720P@30, 32 x D1Hard DiskSATA4 SATA interfacesCapacityUp to 8TB for each disk(The maximum HDD capacity varies with environment temperature)SmartVCA Detection by CameraVehicle Detection, Intrusion Detection, Cross Line Detection, Enter Area, Leave Area, Temperature Detection(Fire Detection, Smoking Detection, Temperature Measurement, Smoke and Fire Detection), UMD(Ultra Motion Detection), Video Metadata, Traffic MonitoringVCA SearchMotor Vehicle Search, Non-Motor Vehicle Search, Human Body Search, General Search, People Counting ReportPeople CountingPeople Flow Counting, Crowd Density MonitoringSmart Intrusion Prevention (SIP), Vehicle Detection, UMD, Video Metadata by CameraTotal 8-chGeneral AlarmGeneral AlarmDefocus Detection, Scene Change Detection, Object Left Behind, Object Removed, Auto Tracking, Motion, Tampering, Human Body Detection, Video Loss, Alarm Input, Audio DetectionAlert AlarmIP Conflict, Network Disconnected, Disk Offline , Disk Abnormal, Illegal Access, Hard Disk Space Low, Hard Disk Full, Recording/Snapshot AbnormalExternal InterfaceNetwork Interface2 RJ-45 10M/100M/1000M self-adaptive Ethernet InterfaceUSB InterfaceFront: 1 x USB2.0, Rear panel: 1 x USB3.0, 1 x USB2.0RS232NARS4851Alarm In16-chAlarm Out4-chGeneralPower Supply12V DC/5APower Consumption: ≤ 20W (without HDD)Working Environment-10°C~+ 55°C (+14°F~+131°F), Humidity ≤ 90% RH (non-condensing)Dimensions (W×D×H)440mm × 344mm × 48mm (17.3" × 13.5" × 1.9")Weight (without HDD)≤ 3.15Kg (6.94lb)CertificationCertificationCE, FCC, UL, RoHS, WEEECEEN 55032, EN 61000-3-3, EN IEC 61000-3-2, EN 55035FCCPart15 Subpart B
