| Model | DS-7304HQHI-SH | DS-7308HQHI-SH | DS-7316HQHI-SH | |
|---|---|---|---|---|
| Video/Audio input | ||||
| Video compression | H.264 |
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| Analog and HD-TVI video input |
4-ch (up to 6-ch) | 8-ch (up to 10-ch) | 16-ch (up to 18-ch) | |
| BNC interface (1.0Vp-p, 75 Ω) |
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| Supported camera types | 720P/25, 720P/30, 720P/50, 720P/60, 1080P/25, 1080P/30, CVBS |
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| IP video input | 1-ch | |||
| Up to 2MP resolution | ||||
| Audio compression | G.711u | |||
| Audio input | 4-ch, RCA (2.0 Vp-p, 1 KΩ) |
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| Two-way audio in | 1-ch, RCA (2.0 Vp-p, 1 KΩ) |
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| Video/Audio output | ||||
| HDMI / VGA output | 1920 × 1080/60 Hz ,1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 Hz | |||
| CVBS output | 1-ch, BNC (1.0 Vp-p, 75 Ω), resolution: PAL: 704 × 576, NTSC: 704 × 480 | |||
| Encoding resolution | Main stream: 1080P (non-real-time) / 720P / VGA / 4CIF / CIF | |||
| Sub-stream: WD1 (non-real-time)/ 4CIF(non-real-time) / CIF / QCIF / QVGA | ||||
| Frame rate | Main stream: 1/16 fps ~ Real time frame rate | |||
| Sub-stream: 1/16 fps ~ Real time frame rate |
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| Video bitrate | 32 Kbps ~ 6 Mbps | |||
| Audio output | 2-ch, RCA (Linear, 1KΩ, for VGA output and CVBS output respectively) |
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| Audio bitrate | 64 Kbps |
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| Dual-stream | Support | |||
| Stream type | Video, Video & Audio | |||
| Synchronous playback | 4-ch | 8-ch | 16-ch |
|
| Playback resolution | 1080P / 720P / VGA / WD1 / 4CIF / CIF / QVGA / QCIF |
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| Network management | ||||
| Remote connections | 128 | |||
| Network protocols | TCP/IP, PPPoE, DHCP, EZVIZ Cloud P2P, DNS, DDNS, NTP, SADP, NFS, iSCSI, UPnP™, HTTPS |
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| Hard disk | ||||
| Type | 4 SATA interfaces for 4 HDDs; 1 eSATA interface |
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| Capacity | Up to 6 TB capacity for each disk |
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| External interface | ||||
| Network interface | 1; 10M / 100M / 1000M self-adaptive Ethernet interface | |||
| Serial interface | RS-232, RS-485, Keyboard | |||
| Alarm in/out | 16/4 | |||
| USB port | 3 × USB2.0 |
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| General | ||||
| Power supply | 100 ~ 240VAC, 47 ~ 63HZ | |||
| Consumption (without hard disks) | ≤ 30W | ≤ 40W | ≤ 55W | |
| Working temperature | -10 ºC ~+55 ºC (14 ºF ~ 131 ºF) |
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| Working humidity | 10% ~ 90% | |||
| Chassis | 19-inch rack-mounted 1.5U chassis | |||
| Dimensions (W × D × H) | 445 × 390 × 70 mm (17.5 × 15.3 × 2.7 inch) | |||
| Weight (without hard disks) | ≤5Kg (11.0lb) | |||