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DH-Hiboard-A75H Dahua 75-дюймовая интеллектуальная интерактивная доска UHD

Цена: по запросу

Код товара:
Модель: DH-Hiboard-A75H

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Display

Size

75''

Brightness

350 cd/m²

Screen Level

Screen Type

IPS

Aspect Ratio

16:9

Backlight

ELED

Backlight Lifespan

30,000 hours

Resolution

3840 (H)×2160 (V)

Viewing Angle

178° horizontal, 178° vertical

Protective Glass

Anti-glare tempered glass, with surface hardness of Mohs 7

Touch

Touch Technology

Touch Points

20 points

Response Time

<10 ms

Writing Method

Fingerprint + stylus pen

Touch Accuracy

±1mm

Recognition Diameter

2mm

Theoretical Times of Touch

Unlimited

Communication Mode

USB

Operating System

Windows 7/8/10, Android

Speaker

Built-in speaker

Power

10W×2

Frequency

350 Hz–20 KHz

Speaker Cavity

4 (2 full-range cavities, and 2 high-range cavities)

Fingerprint

Fingerprints Allowed

256

Resolution

508DPI

False Acceptance Rate (FAR)

<0.001%

False Rejection Rate (FRR)

<0.1%

Wi-Fi

2.4GHz/5GHz, 802.11 a/b/g/n/ac wireless frequency band

Hotspot

2.4 GHz/5 GHz, supports simultaneously enabling hotspot and Wi-Fi

Working Distance

> 10m

Ports

Input

HMDI2.0×2

Display port×1

VGA+PC AUDIO IN×1

AV×1

YPbPr×1

RS232×1

Output

HDMI 4K@60Hz output 2.0

Audio output (built-in speaker)

Headset output

USB

Type A: USB3.0×3 (OPS, Android), USB2.0×1 (Android)

Type B: USB (square)×3
(DP&VGA touch×1, HDMI 1 touch×1, HDMI 2 touch×1)

Ethernet

RJ45 1000M port×2

TF Card Slot

Supports 128G TF card

Mainboard

CPU

Dual-core A53+dual-core A73

GPU Clock Speed

1.5 GHZ

GPU

4-core G51

RAM

Storage

32G

Operating System

Android 8.0

Working Environment

Power Supply

100 V–240 V AC, 50/60Hz

Maximum Power Consumption

200W

Standby Power Consumption

≤ 0.5W

Gross Weight

83.24kg (183.51lb)

Size (Width × Height × Thickness) (Min. Thickness)

1719.44mm × 1052.46mm × 73.20mm (27.70mm)
67.69'' × 41.44'' × 2.88'' (1.09'')

Housing Material

Metal

Housing Color

Space gray on the up and down sides, black on the left and right sides

Working Temperature

−10°C to +45°C (+14°F to +113°F)

DH-Hiboard-A75H Dahua 75-дюймовая интеллектуальная интерактивная доска UHD

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