X51A3E2 - EOL Replacement: X51C3E2
The X51A Series HDCVI DVR offers 1080p recording on each HDCVI channel and a host of advanced features and functions. The X51A takes advantage of HDCVI technology for easy integration into existing video surveillance systems while leveraging existing networks, cabling, and cameras. Penta-brid access technology seamlessly records video from HDCVI, AHD, TVI, CVBS, and IP sources simultaneously.
The X51A utilizes the Smart H.265+ Codec to significantly improve encoding efficiency and to reduce bandwidth and storage costs. This recorder is the ideal solution for actively monitoring and recording video feeds in a wide range of applications including public venues, retail stores, transportation hubs and access ways, personal property and homes, and educational institutions.
Features:
- Embedded Processor
- Smart H.265+ and Smart H.264+ Dual Codec
- Dual-stream Recording
- 5 M-N (1296 x 1944) at 10 fps Maximum Recording Resolution
- 16 HDCVI/AHD/TVI/CVBS Channels
- 16+8 IP Channels, up to 6 MP per Channel
- Maximum 96 Mbps Incoming Bandwidth
- Built-in Smart Search
- Intelligent Video System
- One (1) SATA HDD Port, up to 10 TB per Hard Disk Drive
- Five-year Warranty (for products sold through an authorized Dahua dealer)
| System | |
| Main Processor | Embedded Processor |
| Operating System | Embedded LINUX |
| Interface |
| Analog Camera Input | 16 Channels, BNC |
| Preview Ability¹ | Channels 1 and 2: 5 M-N at 20 fps or 4 M-N, 1080p, 720p at 30 fps Other Channels: 4 M-N, 1080p, 720p at 30 fps |
| HDCVI | 5 MP, 4 MP, 1080p at 30 fps, 720p at 60 fps, 720p at 30 fps |
| AHD | 5 MP, 4 MP, 1080p at 30 fps, 720p at 30 fps |
| TVI | 5 MP, 4 MP, 1080p at 30 fps, 720p at 30 fps |
| CVBS | NTSC |
| IP Camera Input | 16 + 8 |
| Audio | |
| Input | 16 Channels (use DB25 Audio Dongle) |
| Output | One (1) Channel, RCA |
| Two-way Talk | Reuse Audio In/Out, RCA |
| Recording |
| Compression | Smart H.265+, H.265, Smart H.264+, H.264 |
| Recording Resolution¹ | 5 M-N (1296 x 1944), 4 M-N (1280 x 1440), 1080p, 1080N, 720p, 960H, D1, CIF |
| Maximum Incoming Bandwidth | 96 Mbps |
| Bit Rate | 32 Kbps to 6144 Kbps per Channel |
| Record Mode | Manual, Schedule (Regular, Continuous), MD (Video Detection: Motion Detection, Video Loss, Tampering), Alarm, Stop |
| Record Interval | 1 to 60 minutes (default: 60 minutes), Pre-record: 1 s to 30 s, Post-record: 10 s to 300 s |
| Audio Compression | AAC (first channel only), G.711A, G.711U, PCM |
| Audio Sample Rate | 8 KHz, 16 bits per Channel |
| Audio Bit Rate | 64 Kbps per Channel |
