Интерактивен дисплейDahua LCH75-MC410-B, 75" (190.5 cm) 4K/UHD IPS сензорен дисплей, Wi-Fi, LAN, HDMI, VGA, USB, USB Micro, RS232

LCH75-MC410-B

75 inch Smart Interactive Whiteboard

> 4K HD display.

> Supports using both Android and Windows (PC module must be installed).

> Wireless screen sharing from multiple devices, such as phones, computers, and tablets.

> 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.

 

Specifications:

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	75-inch
Backlight	DLED
Aspect Ratio	16:9
Brightness	75-inch: 350 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	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
Audio Output	1 × 3.5 mm (Line out)
Others	1 × Touch
IrDA	1
Microphone	2
Touchscreen
Touch Technology Type	IR touch technology
Response Time	< 10 ms
Touch Points	20
Valid Touch	2 mm
Writing Mode	Finger + Stylus pen
Touch Resolution	32767 × 32767
Number of Multi-user Writing Points	2
Speaker
Power	Full frequency: 2 × 15 W
Built-in Speaker	2
Microphone
Pick-up Distance	Far-field sound pickup: 6 m–8 m (19.69 ft–26.25 ft)
Number of Microphones	2
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	75-inch: 1,707.2 mm × 87.1 mm × 1,050.1 mm (67.21" × 3.43" × 41.34") 75-inch: (with camera): 1,707.2 mm × 87.1 mm × 1,066.4 mm (67.21" × 3.43" × 41.98")
Frame Size	Top: 43.1 mm (1.70"); left/right: 16.1 mm (0.63"); bottom: 67.8 mm (2.67")
Packaging Dimensions	75-inch: 1810 mm × 235 mm × 1157 mm (71.26" × 9.25" × 45.55")
Net Weight	75-inch: 54 kg (119.10 lb)
Gross Weight	75-inch version: 65 kg (143.30 l
Holes Distance	75-inch version: 400 mm × 600 mm (15.75" × 23.62")
Installation	Wall mount, mobile bracket
Standby Power Consumption	0.5 W

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