Dahua 86" 4K Display Smart Interactive Whiteboard LCH86-MC470-p

Built-in System

CPU Frequency

2.2 GHz + 2.0 GHz

GPU

ARM Mali-G52 MP8 (8EE)

Operating System

Android 11.0

CPU

Quad-core A73 + Quad-core A53

RAM

12 GB (System: 8 GB, Camera: 4 GB)

ROM

64 GB

Function

Operating System of External Module

Windows 7/8/10;Android

WiFi

Dual-band 2.4 G/5 G; supports 802.11 a/b/g/n/ac wireless frequency range

Wi-Fi Hotspot

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

LCD Panel

Panel Dimensions

86-inch

Backlight

DLED

Aspect Ratio

16:9

Brightness

400 cd/m²

Resolution

3840 (H) × 2160 (V)

Viewing Angle

H: 178°; V: 178°

Lifespan

50,000 h

Display Color

72% NTSC

Refresh Rate

60 Hz

Static Contrast

1200:1

Camera

Pixel

48 MP

Auto Control

Auto flip; Auto white balance

Distortion

–8.6%

Max. Resolution

3840 × 2160@30 fps

Storage

8 GB eMMC

Field of View

H: 87°; V: 49°; D: 99°

Face Detection

Yes

Device Ports

Light Sensor

1

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

Video Output

1 × HDMI OUT

Audio Output

1 × 3.5 mm (Line OUT) port

Others

1 × Touch

IrDA

1

Microphone

8 Array

Type-C Port

1 × Type-C

Touchscreen

Touch Technology Type

Infrared touch technology

Response Time

< 10 ms

Touch Points

Supports 20 touch points and drawing up to 20 lines

Valid Touch

2 mm

touch accuracy

± 1 mm

Writing Mode

Finger + Pen (attaches magnetically)

Anti-light Interference

Anti-dazzle tempered glass

Surface Hardness

7 on the Mohs scale

Touch Resolution

32767 × 32767

Number of Multi-user Writing Points

10

Speaker

Frequency

150 Hz–20 kHz

Power

Full: 15 W × 3

Built-in Speaker

3

Fingerprint

Fingerprint Capacity

100

Fingerprint Resolution

160 × 160

FAR

0.001%

Microphone

Pick-up Distance

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

Number of Microphones

8

AGC

Yes

Echo Cancellation

Yes

Polar Pattern

Omnidirectional

Intelligent Noise Filtering

Yes

General

Power Supply

100–240 VAC, 50/60 Hz

Power Consumption

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%

Storage Humidity

10%–90%

Product Material

Metal casing

Protective Glass

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

Casing Color (Frame/Rear)

Bottom/top: Silver; left/right: black

Product Dimensions

1,953.2 mm x 1,232.7 mm x 93.3 mm (76.90" × 48.53" × 3.67")

Packaging Dimensions

carton: 2,055 mm × 1,325 mm × 260 mm (80.91" × 52.17" × 10.24")

pallet: 2,100 mm × 1,060 mm × 120 mm (82.68" × 41.73" × 4.72")

Net Weight

67 kg (147.71 lb)

Gross Weight

65-inch: 50 kg (110.23 lb)
75-inch: 65 kg (143.30 lb)
86-inch: 80 kg (176.37 lb)
98-inch: 107 kg (235.89 lb)

Holes Distance

800 mm× 400 mm (31.50''× 15.75'')

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
Remote control × 1