| Product Model | VDT2704TS-PR | VDT2708TS-PR |
| System | Main Processor Chip | Cortex A7 | Cortex A9 |
| Operation System | Embedded Linux | Embedded Linux |
| Coding | Standard H.264 High Profile | Standard H.264 High Profile |
| Video | Local Video Input | BNC×4 | BNC×8 |
| Input Resolution | TVI/AHD:5MP 20fps; 4MP、3MP、1080P、720P、WD1 real time CVI：1080P,720P real time | TVI/AHD:5MP 20fps; 4MP、3MP、1080P、720P、WD1 real time CVI：1080P,720P real time |
| Network Input/Access Bandwidth | IPC×1 / 6Mbps | IPC×4 / 24Mbps |
| Output | HDMI×1:2560×1440/1920×1080/1280×1024/1024×768 VGA×1:1920×1080/1280×1024/1024×768 | HDMI×1:3840×2160/1920×1080/1280×1024/1024×768 VGA×1:1920×1080/1280×1024/1024×768 |
| CVBS | BNC×1:CVBS(used as the main or spot output) | BNC×1:CVBS(used as the main or spot output) |
| Audio | Local Audio Input | RCA×4 | RCA×1 |
| Two-way audio | Take up channel one audio input | Take up channel one audio input |
| Local Output | RCA×1 | RCA×1 |
| Record | Resolution | 5MP、4MP、4MP lite、3MP,1080P、720P、WD1 | 5MP、4MP、4MP lite、3MP,1080P、720P、WD1 |
| Local Record Frame Rate | 5MP:10fps(PAL/NTSC) 4MP/3MP:12fps/15fps(PAL/NTSC) 4MP-Lite/1080P/720P/WD1:25fps/30fps(PAL/NTSC) | 5MP:10fps(PAL/NTSC) 4MP/3MP:12fps/15fps(PAL/NTSC) 4MP-Llite/1080P/720P/WD1:25fps/30fps(PAL/NTSC) |
| Bit Stream | 768Kbps-8Mbps | 768Kbps-8Mbps |
| Mode | Manual, timer, motion, sensor | Manual, timer, motion, sensor |
| Image Quality | 5 Level | 5 Level |
| IPC Input | Resolution | 3MP/1080P/960P/720P | 4MP/3MP/1080P/960P/720P |
| IPC Record Frame Rate | 25fps(PAL)/30fps(NTSC) | 25fps(PAL)/30fps(NTSC) |
| Playback | Playback Channel | 4 CH | 8 CH |
| Network | Interface | RJ45 10 / 100Mbps × 1 | RJ45 10 / 100Mbps × 1 |
| Network Protocol | TCP/IP、PPPoE、DHCP、DNS、DDNS、UPnP、NTP、SMTP、ONVIF、GB28181 | TCP/IP、PPPoE、DHCP、DNS、DDNS、UPnP、NTP、SMTP、ONVIF、GB28181 |
| Storage | HDD | SATA×1 | SATA×1 |
| Maximum Capacity of HDD | 8T | 8T |
| Backup | USB Backup | Yes | Yes |
| eSata Backup | No | No |
| Interface | Alarm Input | 4 | No |
| Alarm Output | 1 | No |
| Communication | RS485×1, connect to PTZ or keyboard | RS485×1, connect to PTZ or keyboard |
| Remote | Optional | Optional |
| USB | USB2.0×2 ( one in the front panel and the other in the rear panel) | USB2.0×1( front panel ), USB3.0×1( rear panel ) |
| Others | Computer Case | 1U | 1U |
| Dimension | 380×268×52(W×D×H) | 380×268×52(W×D×H) |
| Power Supply | DC12V | DC12V |
| Power Comsuption | ≤ 5W ( without HDD ) | ≤ 10W ( without HDD ) |
| Work Environment | -10 ～ 50 ℃，10% ～ 90% humidity | -10 ～ 50 ℃，10% ～ 90% humidity |