Shandong Kaer Electric Co., Ltd.

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Electronic Class board

basic information
Product number:
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Data List
Accessory
Features

Model No.      

KTA(0E)

Parameters

Basic information

Screen size

21.5

Screen type

TFT

Screen resolution

1920*1080

Color

LVDS colored LCD

Brightness

250cd/m

Average life

30000 hours above25 degree

Visual range

Width:  170Vertical:160

OS

Android 4.4

CPU

H88-core 2.0GHz

RAM

1GB

ROM

8GB

Audio input

Build-in Microphone

Audio output

Left right voice channel2*4R/3W-8R/2W), Left right voice channel2*4R/3W-8R/2W),the present type: 6R/2W

WIFI  protocol

Wi-Fi 802.11 b/g/n

Frequency 

2.4GHz

Antenna

Built in antenna

USB

Interface type

USB

USB protocol

2.0

Swipe card

Frequency 

13.56MHz 

Swipe distance

0-3CM

Interfaces

USB

One USB host, could connect U disk, mouse etc peripherals

TF

One TF card interface

LAN

One 10M/100M self-adaptive Ethernet port

Bluetooth 

Bluetooth 4.0

HDMI

One HDMI interface

Products appearance

Device material 

Aluminum alloy

Device color

Black panel 

Dimensions

51.5*36.4*3.17cm

Weight Naked

6.365kg

Weight With package

7.36kg

Installation way

Wall mounted

Scenario

Indoor (standard)

Power supply

DC12V/3A   

Power consumption

<36W

Temperature and humidity

0℃~+40℃, 20%95%no gel

Installation places

Indoor

Installation position

Wall mounted

This equipment is easy to operate and is easy to use. It is mainly suitable for the school and other collective occasions.

1. Display picture and videos of class, remote bulletin school notification

2. Student and parents communication, support voice and text

3. Student attendance functions, class in/out students statistics, and absence statistics

4. Curriculum display, and relevant teachers detail information display

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