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Dahua Smart Interactive Whiteboard 55″ LCH55MC410B LCH55MC410B

Dahua Smart Interactive Whiteboard 55″

4K HD display.
It supports both Android and Windows (the PC module must be installed).
Wireless screen sharing from multiple devices, such as phones, computers, and tablets.
It supports being written on with a stylus.
Supports Office software, and playing videos and audio files.
The startup channels are all customizable.
Wired and wireless network support.
Built-in 5-MP camera.

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Description

Dahua Smart Interactive Whiteboard 55″

Built-in System

Operating System of External Module

Android 9.0

CPU

Quad-core A55

CPU Frequency

1.9 GHz

GPU

Mali-G31 MP2

RAM

4 GB

ROM

32 GB

Function

Applicable Operating Systems

Windows 7/8/10; Android

WiFi

Dual-band 2.4 Ghz/5 Ghz

Wi-Fi Hotspot

Dual-band 2.4 Ghz/5 Ghz; supports enabling hotspot and Wi-Fi at the same time

LCD Panel

Panel Dimensions

55-inch; 65-inch; 75-inch; 86-inch

Backlight

DLED

Aspect Ratio

16:9

Brightness

55-inch: 300 cd/m²; 65-inch: 350 cd/m²; 75-inch: 350 cd/m²; 86-inch: 400 cd/m²

Resolution

3840 (H) × 2160 (V)
UI: 1920 (H) × 1080 (V)

Viewing Angle

H: 178°; V: 178°

Lifespan

50,000 hours

Refresh Rate

60 Hz

Static Contrast

1200:1

Camera

Pixel

5 MP

Auto Control

Auto white balance

Distortion

≤ 5%

Max. Resolution

Android: 1080p@30fps; OPS: 2560 × 1440@30fps

Field of View

H:84.5°; V: 54.0°; D: 93.1°

Device Ports

Light Sensor

Front Button

1 × Power button (right side)

Front Ports

1 × USB 3.0 (left side)

Network Port

1 × RJ-45

Wi-Fi

1 × Wi-Fi; 1 × hotspot

USB

3 × USB 3.0; 1 × Micro USB

RS-232

1 × RS-232

Video Input

1 × HDMI IN

Audio Output

1 × 3.5 mm (Line out)

Others

1 × Touch

IrDA

Microphone

Touchscreen

Touch Technology Type

IR touch technology

Response Time

< 10 ms

Touch Points

Valid Touch

2 mm

Writing Mode

Finger + Stylus pen

Touch Resolution

32767 × 32767

Number of Multi-user Writing Points

Speaker

Power

Full frequency: 2 × 15 W

Built-in Speaker

Microphone

Pick-up Distance

Far-field sound pickup: 6 m–8 m (19.69 ft–26.25 ft)

Number of Microphones

AGC

Yes

Echo Cancellation

Yes

Polar Pattern

Omnidirectional

Intelligent Noise Filtering

YES

General

Power Supply

100–240 VAC, 50 Hz/60 Hz

Power Consumption

55-inch: 200 W; 65-inch: 250 W; 75-inch: 300 W; 86-inch: 400 W

Operating Temperature

0 °C to +40 °C (32 °F to +104 °F)

Storage Temperature

–10 °C to +50 °C (–14 °F to +122 °F)

Operating Humidity

10%–90% (RH)

Storage Humidity

10%–90% (RH)

Product Material

Metal casing

Protective Glass

Anti-dazzle tempered glass with a hardness of 7 on the Mohs scale

Casing Color (Frame/Rear)

Bottom: Silver; top/left/right: black

Product Dimensions

65-inch: 1,485.0 mm × 86.9 mm × 924.7 mm (58.46″ × 3.42″ × 36.41″)(L × W × H)

75-inch: 1,707.2 mm × 87.1 mm × 1,050.1 mm (67.21″ × 3.43″ × 41.34″)

86-inch: 1,953.0 mm × 87.1 mm × 1,188.6 mm (76.90″ × 3.43″ × 46.80″)

55-inch: (with camera): 1,261.4 mm × 80.9 mm × 816.6 mm (49.66″ × 3.19″ × 32.15″) (L × W × H)

65-inch: (with camera): 1,485.0 mm × 86.9 mm × 941.2 mm (58.46″ × 3.42″ × 37.06″)

75-inch: (with camera): 1,707.2 mm × 87.1 mm × 1,066.4 mm (67.21″ × 3.43″ × 41.98″)

86-inch: (with camera): 1,953.4 mm × 87.1 mm × 1,205.1 mm (76.91″ × 3.43″ × 47.45″)

Frame Size

Top: 43.1 mm (1.70″); left/right: 16.1 mm (0.63″); bottom: 67.8 mm (2.67″)

Packaging Dimensions

55-inch: 1,366 mm ×180 mm × 935 mm (53.78″ × 7.09″ × 36.79″) (L × W × H)

65-inch: 1587 mm × 235 mm × 1070 mm (62.48″ × 9.25″ × 42.13″)

75-inch: 1810 mm × 235 mm × 1157 mm (71.26″ × 9.25″ × 45.55″)

86-inch: 2056 mm × 235 mm × 1334 mm (80.94″ × 9.25″ × 52.52″)

Net Weight

55-inch: 27.5 kg (60.63 lb)
65-inch: 38 kg (83.80 lb)
75-inch: 54 kg (119.10 lb)
86-inch: 64 kg (141.10 lb)

Gross Weight

55-inch version: 32.5 kg (71.65 lb)
65-inch version: 46 kg (101.41 lb)
75-inch version: 65 kg (143.30 lb)
86-inch version: 77 kg (169.76 lb)

Holes Distance

55-inch version: 400 mm × 400 mm (15.75″ × 15.75″)
65-inch version: 400 mm × 500 mm (15.75″ × 19.69″)
75-inch version: 400 mm × 600 mm (15.75″ × 23.62″)
86-inch version: 400 mm × 750 mm (15.75″ × 29.53″)

Installation

Wall mount, mobile bracket

Standby Power Consumption

0.5 W

Packing List

Smart interactive whiteboard 1; Power cord 3; Stylus pen 2; Quick start guide 1; Wall mount bracket (already installed on the whiteboard) 1; Accessory package 1