System

Main

processor

Hi3520D V300

Hi3521A

Hi3531A

Interface

Operating

interface

support 16-bit true color

raphical menu interface and mouse operation

Preview

1/4

1/4/8/9

1/4/8/9/16

Video

Codec

H.264+（Quasi H.265）/H.264

Monitor

quality

VGA、HDMI：HD

VGA(1080P at most);HDMI(4K at most)

Preview

ability

4*4M@15fps(AHD)/

4*3M@18fps(AHD)/4*1080P (5 in 1)

8*4M@15fps(AHD)/

8*3M@18fps(AHD)/8*1080P (5 in 1)

16*4M@15fps(AHD)/

16*3M@18fps(AHD)/

16*1080P ( 5 in 1)

Encode

ability

4*4M@8fps(AHD)/ 4*3M@10fps(AHD)/

4*1080P@15fps(5 in 1)/4*720P(5 in 1)

8*4M@8fps(AHD)/ 8*3M@10fps(AHD)/

8*1080P@15fps(5 in 1)/ 8*720P(5 in 1)

16*4M@8fps(AHD)/ 16*3M@10fps(AHD)/

16*1080P @15fps (5 in 1)

/ 16*720P( 5 in 1)

Decode

ability

4*4M@8fps(AHD) / 4*3M@10fps(AHD)

/ 4*1080P@15fps(5 in 1

)/ 4*720P(5 in 1)

4*4M@8fps(AHD)/ 4*3M@10fps

(AHD)/4*1080P@15fps(5 in 1)/ 4*720P(5 in 1)

8*4M@8fps(AHD)/

8*3M@10fps(AHD)/

8*1080P @15fps (5 in 1)

/ 8*720P( 5 in 1)

Multi-mode

input

analog：4*4M；
hybrid：2*4M（analog+2*4M（network）
network：16*1080P; 9*1080P;

16*960P；4*5M；

analog： 8*4M;
hybrid：4*4M（analog+4*4M

（network）
network：8*1080P+8*960P;

4*3M ;4*5M

analog：16*4M；
hybrid：8*4M（analog）

+8*4M（network）
network：8*3M ;4*5M

Motion

Detection

Each screen can be set to 192 (16 * 12) detection areas;

multi-level sensitivity can be set (Limited local channel)

Audio

Audio

compression

G.711A

Intercom

support

Record & playback

Record

mode

manual>alarm>motion detection>timing

Local

Playback

4ch(analog input mode)

8ch(analog input mode)

Search

mode

Search by time, calendar, event, channel

Storage & backup

Video

storage

HDD, network

Backup

mode

Network, USB hard disk, USB burner, SATA burner

External Interface

Video

input

4ch BNC

8ch BNC

16ch BNC

Video

Output

1ch VGA,1ch HDMI

Loop

Vout

N/A

Audio

input

4CH RCA

4CH RCA

2CH RCA

Audio

output

1ch RCA

Alarm

input

0

Alarm

output

0

Network

interface

RJ45 10M/100M

PTZ

control

1*RS485； Support kinds of PTZ protocols

USB

2* USB 2.0 ports

HDD

1*SATA ports (Max 8TB/per)

Wireless

3G, WIFI (extend via USB)

General

Power

supply

12V/2A

Power

Consumption

<15W (without HDD)