Project Description
DM-2804
H.264 video compression
Up to 4CIF resolution recording
2×2.5-inch SATA interfaces
Patented hard disk vibration-proof and bracing technology
Built-in 3G (WCDMA/cdma2000) module (optional)
Built-in GPS module
| Model | DM-2804 | |
| Video/Audio Input | Audio Input: | 4-ch |
| Video Compression | H.264 | |
| Analog Video Input: | 4-ch | |
| PAL/NTSC Adaptive: | Support | |
| Video Input Interface | Aviation Connector (1.0 Vp-p, 75Ω) | |
| Audio Compression: | G.711 | |
| Audio Input Interface | Aviation Interface (linear electrical level, 1 kΩ) | |
| Two-way Audio | 1 Aviation Interface (Linear electrical level, 1KΩ) | |
| Compression resolution: | Channel1-2: 4CIF / 2CIF / CIF | |
| Video/Audio Output | Video output: | 1-ch, Aviation Interface(1.0Vp-p, 75Ω) |
| Frame Rate: | PAL: 1~25 fps, NTSC: 1~30 fp | |
| Video Bit Rate: | 32Kbps~2048Kbps, or user-defined | |
| Stream Type: | Video/Video&Audio | |
| Audio Output: | 1-ch Aviation Interface (Linear electrical level, 600Ω) | |
| Audio Bit Rate: | 16kbps | |
| Dual Stream: | Support | |
| Hard Disk Driver |
Interface Type | 2 SATA Interfaces |
| Capacity: | support 2.5” SATA HDD/SSD | |
| Technical Patent: | Patented hard disk vibration reduction technology | |
| External Interface | SD Card Interface: | Support 1 SD/SDHC card for recording |
| Network Interface | 1 RJ45 10M/100M adaptive Ethernet Interface | |
| 3G antenna interface | 2 antennas, SMA interface | |
| Alarm Input | 3-ch high/low-level signal input | |
| Alarm Output: | 2-ch | |
| GPS: | Build-in GPS module | |
| SIM/UIM: | 1 standard SIM/UIM slot | |
| Driving Information Collection: | 4-ch high/low-level signal input, 1-ch pulse signal input(reserved) | |
| General | Power Supply: | Input: +6 ~ +36 VDC; Output: +12 VDC / 2A, +5 VDC / 2A |
| Consumption: | ≤ 10W | |
| Working Temperature | -15 oC ~ +55 oC (5 oF ~ 131 oF) | |
| Working Humidity | 10% ~ 95% | |
| Dimensions | 236 × 210× 73 mm (9.3 × 8.3× 2.9 in) | |
| Weight: | ≤ 3 kg / 6.6 lb | |