Model

DS-7204HQHI-SH

DS-7208HQHI-SH

DS-7216HQHI-SH

Video/Audio input

Video compression

H.264

Analog and HD-TVI video input

4-ch

8-ch

16-ch

BNC interface (1.0Vp-p, 75 Ω)

Supported camera types

720P/25, 720P/30, 720P/50, 720P/60, 1080P/25, 1080P/30, CVBS

IP video input

2-ch

Up to 1080P resolution

Audio compression

G.711u, G.726, G.711a, G.722

Audio input

4-ch, RCA (2.0 Vp-p, 1 KΩ)

Two-way audio in

1-ch, RCA (2.0 Vp-p, 1 KΩ) (using the 1^st channel of audio input)

Video/Audio output

HDMI / VGA output

1920 × 1080 / 60 Hz,1280 × 1024 / 60 Hz, 1280 × 720 / 60 Hz, 1024 × 768 / 60 Hz

Encoding resolution

Main stream: 1080P / 720P / VGA / WD1 / 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

Video bitrate

32 Kbps-10 Mbps

Audio output

1-ch, RCA (Linear, 1KΩ)

Audio bitrate

64 Kbps

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

Network management

Remote connections

128

Network protocols

TCP/IP, PPPoE, DHCP, EZVIZ Cloud P2P, DNS, DDNS, NTP, SADP, SMTP, SNMP, NFS, iSCSI, UPnP™, HTTPS

Hard disk

SATA

1 SATA interface

2 SATA interfaces

Capacity

Up to 6 TB capacity for each disk

External interface

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

16/4

USB port

2 × USB2.0

General

Power supply

12V DC

Consumption

(without hard disks)

≤ 15W

≤ 30W

≤ 45W

Working temperature

-10 ºC ~+55 ºC (14 ºF ~ 131 ºF)

Working humidity

10% ~ 90%

Chassis

1U chassis

380mm 1U chassis

Dimensions

(W × D × H)

315 × 242 × 45mm

(12.4 × 9.5 × 1.8 inch)

380 × 290 × 48mm

(15.0 × 11.4 × 1.9 inch)

Weight

(without hard disks)

≤ 1.5Kg (3.3lb)

≤ 2Kg (4.4lb)