XVR7816S-4K-I2 - Video recorder Dahua Technology - Free user manual and instructions
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| Product Type | 16-Channel Hybrid DVR/NVR |
| Max Recording Resolution | 4K (3840 x 2160) @ 30 fps per channel |
| Video Input | 16 BNC (analog HD) + 16 IP channels (max 6MP) |
| Audio | 1-channel RCA input, 1-channel RCA output |
| Compression | H.265, H.264, MJPEG |
| Storage | Supports 2 SATA III HDDs up to 10TB each |
| Video Output | 1 HDMI (4K), 1 VGA (1080p) |
| Network Interface | 1 RJ-45 10/100/1000 Mbps Ethernet |
| USB Ports | 2 USB 2.0, 1 USB 3.0 |
| Power Supply | DC 12V / 2A (adapter included) |
| Power Consumption | < 15W (without HDDs) |
| Dimensions | 260mm x 250mm x 48mm (10.2 x 9.8 x 1.9 in) |
| Weight | Approx. 1.5 kg (3.3 lbs) without HDD |
| Operating Temperature | -10°C to 55°C (14°F to 131°F) |
| Compatibility | Dahua, third-party ONVIF cameras |
| Remote Access | Via web browser, mobile app (DMSS), or CMS software |
| Built-in PoE | No (requires external PoE switch) |
| Alarm I/O | 4 inputs, 1 relay output |
| Playback | 4K real-time playback, smart search, event timeline |
| AI Features | IVS (intrusion, tripwire), face detection (optional) |
| Backup | USB flash, network download, or eSATA (optional) |
| Maintenance | Regular cleaning with dry cloth; avoid moisture; update firmware via USB or network |
| Safety | Use only supplied power adapter; ensure proper ventilation; mount on stable surface |
| Spare Parts & Repairability | Hard drives, power supply, and fan are replaceable. Contact certified service center for repairs. |
Frequently Asked Questions - XVR7816S-4K-I2 Dahua Technology
What is the maximum recording resolution?
The XVR7816S-4K-I2 supports up to 4K (3840x2160) resolution at 30 fps for each channel.
How many cameras can I connect?
It supports 16 analog (HD-TVI/AHD/CVI) and up to 16 IP cameras (total 32 channels) depending on bandwidth.
Does it support PoE?
No, the XVR7816S-4K-I2 does not have built-in PoE. You need an external PoE switch for IP cameras.
Can I view footage remotely?
Yes, via the DMSS mobile app (iOS/Android), web browser, or CMS software on PC.
What video compression formats are supported?
It supports H.265, H.264, and MJPEG for efficient storage and streaming.
How many hard drives can I install?
The unit has two SATA III bays, each supporting up to 10TB drives (max 20TB total).
Does it support ONVIF cameras?
Yes, it is compatible with ONVIF Profile S, G, and T cameras from third-party brands.
What AI features does it have?
It offers intrusion detection, tripwire, and face detection (face detection requires license).
Can I backup recordings to USB?
Yes, you can backup video clips to a USB flash drive or via network export.
What are the power requirements?
It uses a DC 12V / 2A power adapter (included) and consumes less than 15W without hard drives.
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