LCH75-MC410-B-S2
75 inch
> Displays in 4K Ultra HD and uses 4K UI.
> With its 2 built-in mid-high frequency speakers, the device supports 2.0-channel audio output, and its total power is 30 W.
> Microsoft Office and other related software can be installed, and it can play audio and video files in various formats.
> Offers a smooth writing experience through handwriting recognition, pen writing, its fast writing response speed, and pen pressure recognition.
> Support AI recognition of text and drawings.
> Built-in 8 array microphone and AI 48M camera , produces high-quality visuals and audio communication.
> Seamlessly calls the camera and microphone of the whiteboard through its Type-C IN port and screen projector.
Built-in System
Operating System
Android 14
CPU
Quad-core A55
CPU Frequency
1.9 GHz
GPU
ARM Mali-G52 MP2 (2EE)
RAM
8 GB
ROM
64 GB
NFC
No
Function
Operating System of External Module
Windows 7/8/10
Wi-Fi Hotspot
Dual-band 2.4 G/5 G; Supports enabling hotspot and Wi-Fi at the same time
LCD Panel
Screen Size
75 inch
Backlight
DLED
Aspect Ratio
16:9
Brightness
350 cd/m (typ.)
Resolution
3840 2160
Viewing Angle
H: 178; V: 178
Lifespan
50, 000 hrs
Display Color
72% NTSC
Refresh Rate
60 Hz
Static Contrast Ratio
IPS: 1200 (typ.)
Response Time
8 ms (typ.)
Camera
Camera
Android: Photo: 48 MP; Video: 4 MP
Windows: Photo: 4 MP; Video: 4 MPAuto Control
Auto white balance
Distortion
5%
Max. Resolution
2560 1440@30 fps
Field of View
D: 88, H: 79, V: 51
Face Detection
No
Device Ports
Light Sensor
1
Front Button
1 power button
Front Ports
1 USB 2.0
Network Port
1 RJ-45
Wi-Fi
Yes, 1 Station, 1 AP
Wi-Fi Standard
Station: 802.11b/g/n/a/ac/ax
AP: 802.11b/g/n/a/ac/axWi-Fi Frequency Range
24002483.5 MHz, 51505350 MHz, 54705725 MHz, 57255850 MHz
MAX Power Transmission (Wi-Fi)
20 dBm@24002483.5 MHz; 23 dBm@51505250 MHz; 20 dBm@52505350 MHz; 27 dBm@54705725 MHz; 14 dBm@57255850 MHz
Bluetooth
Yes
Bluetooth Standard
BR/EDR/BLE, BT5.2
Bluetooth Frequency Range
24002483.5 MHz
MAX Power Transmission (Bluetooth)
20 dBm@24002483.5 MHz
USB
1 USB 3.2 Gen1 Type-A; 2 USB 2.0 Type-A; 1 Micro USB 2.0
RS-232
1 DB9 male connector
Video Input
2 HDMI 2.0 (4K@60 Hz)
Audio Output
1 3.5 mm Line Out port
Others
1 Touch port
IrDA
1
Microphone
8 arrays
Type-C Port
1 USB 2.0 device + 5 W charging
Touchscreen
Response Time
5 ms
Touch Technology
Infrared
Touch Points
Android: 32 points, Windows: 40 points
Valid Touch
2 mm (0.1") (over 90% touch area)
Writing Mode
Finger + Pen (attaches magnetically)
Anti-light Interference
Anti-dazzle tempered glass
Surface Hardness
9H
Touch Resolution
32767 32767
Number of Multi-user Writing Points
5 points 3mm (over 90% touch area)
Speaker
Number of Cavities
2
Frequency
150 Hz20 kHz
Power
2.0 sound channel, front-end: 2 15 W
Built-in Speaker
2
Microphone
Pick-up Distance
Long-range sound pickup: 8 m12 m (26.25 ft39.37 ft)
Number of Microphones
8 arrays
AGC
Yes
Echo Cancellation
Yes
Polar Pattern
Omnidirectional
Intelligent Noise Filtering
YES
General
Power Supply
100240 VAC, 50/60 Hz
Power Consumption
141.5W (basic), 270 W (max)
Operating Temperature
0 C to +40 C (+32 F to +104 F)
Storage Temperature
20 C to +60 C (4 F to +140 F)
Operating Humidity
10%90% (RH), non-condensing
Storage Humidity
10%90% (RH), non-condensing
Product Material
Metal casing
Protective Glass
3.2 mm Anti-dazzle tempered glass
Casing Color (Frame/Rear)
The left and right sides are black, and the top and bottom are starry gray
Product Dimensions
1,707.6 mm 115.7 mm 1,038.5 mm (67.2" 4.6" 40.9") (L W H)
Frame Size
Top border: 35.3 mm (1.4"), left and right borders: 17.5 mm (0.69"), bottom border: 40 mm (1.6")
Packaging Dimensions
1,875 mm 227 mm 1,177 mm (73.82" 8.94" 46.34") (L W H)
Net Weight
50 kg (110.2 lb)
Gross Weight
58.4 kg (128.8 lb)
Holes Distance
600 mm 400 mm (23.62" 15.75")
Installation
Wall mount; mobile bracket
Standby Power Consumption
0.5 W
Packing List
1 Smart interactive whiteboard
1 Wireless plug-in module
1 Power cord
2 Stylus pen
1 Quick start guide
1 Legal and regulatory information
1 Wall mount bracket
1 Accessory package
1 Remote control
