| Model | DVR-7204(F) | DVR-7208(F) | ||
| Video Compression | H.264 | |||
| Analog and HD-TVI video input | 4-CH | 8-CH | ||
| BNC Interface (1.0vP-P, 75Ω) | ||||
| Supported camera types | 720P25, 720P30, 720P50, 720P60, 1080P25, 1080P30, CVBS | |||
| IP Video Input | 2-CH | |||
| Up to 2MP resolution | ||||
| Audio Compression | G.711u | |||
| Audio Input | 4-CH, RCA (2.0 Vp-p, 1KΩ) | |||
| Two-way Audio In | 1-ch, RCA(2.0 Vp-p, 1kΩ) (using the 1st channel of audio input) | |||
| HDMI / VGA Output | 1920 x 1080 / 60HZ, 1280 x 1024 / 60Hz, 1280 x 720 /60Hz, 1024 x 768 / 60Hz | |||
| Encoding Resolution | Main Stream : 1080P / 720P / VGA / WD1 / 4CIF / CIF | |||
| Sub-stream : WD1(non-real-time) / 4 CIF (non-real-time) / CIF / QCIF / QVGA | ||||
| Frame Rate | Main Stream : WD1 (1/16 fps ~ Real Time Frame Rate | |||
| Sub-stream : 1/16 fps - Real Time Frame Rate | ||||
| Video Bitrate / Audio Bitrate | 32 Kbps - 10 Mbps / 64Kbps | |||
| Audio Output | 1-ch, RCA (Linear, 1kΩ) | |||
| Dual-stream | Support | |||
| Stream Type | Video, Video & Audio | |||
| Synchronous playback | 4-CH | 8-CH | ||
| Playback Resolution | 1080P / 720P / VGA / WD1 / 4CIF / CIF / QVGA / QCIF | |||
| Remote Connections | 128 | |||
| Network Protocols | TCP/IP, PPPoE, DHCP, DNS, DDNS,NTP,SADP,SMTP,SNMP,NFS,iSCSI,UPnPTM,HTTPS | |||
| SATA | 1 SATA interface | 2 SATA interface | ||
| Capacity | Up to 4TB Capacity For Each Disk | |||
| Network Interface | 1;10M / 100M / 1000M self-adaptive Ethernet Interface | |||
| Serial Interface | 1;Standard RS-485 Serial Interface, Half-Duplex | |||
| Alarm In/Out | 4/1 | 8/4 | ||
| USB Port | 2x USB2.0 | |||
| Power Supply | 12 VDC | |||
| Consumption (w/o Hard disks) | < 15W | < 20W | ||
| Working Temperature | -10°C~+55°C | |||
| Working Humidity | 10%-90% | |||
| Chassis | 1U Chassis | 380mm 1U Chassis | ||
| Dimensions(WxDxH) | 315 x 242 x 45mm | 380 x 290 x 48mm | ||
| Weight (w/o Hard disks) | <1.5Kgs | < 2Kg | ||
