Display parameter

Screen size

18.5"/21.5''LCD panel

Resolution

1920*1080

Viewing angle

89/89/89/89(L/R/U/D)

Display mode

Nomally black ,IPS

Contrast ratio

1200:1

Brightness

350cd/m2

Aspect Ratio

16:9

Touch Screen

Non-touch Screen

Motherboard

Operating System

Android system

CPU

RK3288 Quad core

ROM

16G

RAM

2G

Network

Wireless connectivity

WiFi

Wireless connectivity

4G LTE Optional

Wired connectivity

Lan cable

Interface

I/O Ports

USB,RJ45,Wifi etc

Electrical parameter

Voltage Input

AC110-240V 60HZ

Amplifier

Speaker

8Ω/5W

Media playing

Video format

wmv、avi、flv、rm、rmvb、mpeg 、ts、mp4 etc

Image format

BMP、JPEG、PNG、GIF etc

Working Environment

Storage Humidity

10 -- 90﹪

Working  Humidity

10 -- 90﹪

Storage Temp

-20℃ -- 60 ℃

Working Temp

0℃ -- 50 ℃