Nano Smart Blackboard

Product parameters:

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Product technical parameters


Android system hardware configuration

Motherboard core number

Dazzle as the MSD848 (8386) motherboard


Android 8.0 embedded system

Central Processing (CPU)

ARM A53 dual core + ARM A73 dual core 1.5GHz

Operating memory (RAM)

2 GB

System memory (ROM)

16 GB

Button, mainboard input/output interface configuration

Front button

Front 8 physical shortcut buttons (7 function buttons + 1 switch button)

USB input

5 channels [including front type A USB2.0*3, front USB3.0*1, onboard type A USB2.0*1]

USB output

2 channels (including the front 1 channel square For front HDMI Touch out, onboard 1 channel A type For HDMI1 and HDMI2 Touch out)

Network input

Ø 1 way RJ45 Ethernet interface (IN)

Ø 3 external Wi-Fi antennasIncluding standard 5G hotspot and 2 WiFi antennas

Audio output

Ø 1 channel earphone

Ø 1 channel digital coaxial

Centralized control interface

1 RS232 

Video input

Ø 1ch VGA IN

Ø 3 HDMI IN (including 1 front)

Ø 1 channel YPbPr (Mini 3 in 1)

Audio input

Ø 1 channel AV stereo

Ø 1 PC-VGA input

Ø 1 front analog MIC input (optional)

TV input

1 way (75Ω IEC standard F type)

Display characteristics

Product number

75 inches

86  inches



(Depending on the type of LCD glass used, this brightness value is for reference only!)





Physical resolution

H3840*V2160 (4K)

Display color

10Bit, 16.7M

Viewing angle

H/V: 178/178 degrees

Service life

≧ 120000 hours

Display protection

4mm tempered explosion-proof and anti-glare glass

Whole machine electrical performance/structure size

Overall dimensions (optional)

L4200 * H1232 * W89 mm

Display size

75 inches

86  inches

Gross weight of auxiliary board (KG)

10 Kg

(With HD booth)

Splicing dual-screen writing blackboard + all-in-one main screen

Gross weight of wall mount (KG)

Support wall-mounted installation / mobile bracket cart two ways

Carton packing size

Motherboard packaging size

L2143*H1367*W240 mm

Sub-board packaging size

L1380*H1231*W268 mm

Wall mount package size

L1500*H140*W140   mm

Speaker power


power input

AC 160~240V 50/60Hz

Total power


Standby power

0.5 W

Touch module characteristics

Touch embedding method

Built-in integrated (full bonding process)

Touch sensing technology

Capacitive projected

Writing characteristics

The blackboard surface supports chalk, fountain pen, dust-free chalk, liquid fountain pen writing

Response time


Recognition points

10 O'Clock

Touch resolution

H32768 * V32768

Control characteristics

Support infrared remote control

Support physical button control

Support full-featured OSD menu touch operation

Magnetic adsorption function (customer option)

Both sides of the blackboard can be supported

OPS computer module parameter description

OPS module load output parameters

Size model

7586 inches

OPS supply voltage

17V-21V DC

Rated output current


Peak output current


Rated load power


Support interface type

OPS-C 80-pin blind plug JAE interface that complies with Intel's open pluggable specification

Compatible chassis size

L196*W180*H33~42mm (recommended use height 42mm)

OPS output resolution

Maximum support 3840*2160p@30Hz output

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