1. Local Dimming Backlight Solution, 800cd/㎡ Brightness (Area Control Light Technology)
2. 4K display, 120Hz refresh rate, anti glare glass.
3. High color gamut and high dynamic contrast.
4. Built in AI 48 million camera and eight array microphones.
5. Android 13, 8-core processor, 8+128G configuration.
6. 40 point high-precision fine pen writing infrared touch technology.
7. 5G WiFi hotspot, supporting Bluetooth connection.
Currently, it is the largest size product among the LCD display products on sale.
LCD size 114.5 "LCD
Backlight source DLED-Local Dimming area control technology DLED-OD35
Resolution 3840 * 2160
Color mode RGB
Screen brightness 800cd/㎡ (Max)
Contrast ratio 7000:1 (typ)
Dynamic contrast 1000000:1 (typ)
Response time 6.5ms (Typ.)
Grayscale 8-bit+FRC
Color gamut 85% (Typ)
Refresh rate 120Hz, screen color count 10.7M
Viewing angle H 178 °/V 178 ° (CR ≥ 10)
Pixel pitch 0.22 (H) x 0.66 (V) mm
Visible area 2534.4 (H) x 1425.6 (V) mm
Display panel lifespan of 50000 hours (typ)
Architecture A55
Working frequency of 1.5GHz with 8 cores ARM Cortex-A55 (8 cores)
GPU Mali-G52 MP2 (2EE) 600MHz internal cache capacity (RAM) 8GB (DDR4)
Internal storage capacity (ROM) 128GB Byte
System version Android 13
OSD voice in Chinese and English
Front interface
HDMI in 1
USB3.0 3
Touch-USB 1 USB2.0-B interface
Type C 1 USB 2.0 Function
Front button Power on/off 16mm circular reset switch, red and blue indicator lights
HDMI out 1
HDMI in 2 3840* 2160@60Hz  USB2.0 1
USB3.0 1
Earphone out 1
TF card 1 TF Reader
SPDIF out 1
Touch-USB 1 USB2.0-B interface
RS232 (UART) 1 DB9 type
RJ45 1
OPS computer module interface 1 (TX24A-80PIN OPS)

voice
Speaker power 2 × 15W (8 Ω) THD+N<10%
Speaker power 2 × 15W (8 Ω) THD+N<10% @ 1KHz frequency response 100Hz-15KHz @ ± 3dB (1KHz 0dB reference signal)
Speaker type enclosure, high and low frequency speakers, stereo output
Radiation direction backwards and downwards
network connections
Wired network 10/100M automatic recognition and DHCP
Wireless network IEEE 802.11a/b/g/n/ac 2.4GHz/5GHz 2T2R BT+WIFI
Bluetooth BT5.0
Wireless hotspot 2.4GHz/5GHz
Built in camera
Microphone parameters
Communication method: USB
48 million effective pixels (Sony Sensor, 8000 * 6000 pixels)
Sound source localization support
Facial tracking support
Visual field angle of 120 ° distortion<1%
Microphone type: Linear equidistant array microphone
Number of digital microphones: 8 arrays
Signal to noise ratio 65db
Sensitivity -38 ± 1db
Pick up distance 8-10 meters
Sampling rate 16KHz, sampling bits 16 bits
The system is compatible with Windows 7/10; Andirad 7.0 and above
Share Andirad with Windows to share camera and microphone
Touch parameters
Touch type non-contact infrared sensing technology
Interpolation resolution 32767 (W) × 32767 (D)
40 touch points
Minimum recognizable object Ø 2mm
Touch accuracy ± 1 mm
Response speed ≤ 5ms
Input method: opaque objects (such as fingers, pens, etc.)
Output format coordinate output
Theoretical unlimited clicks
Light resistant incandescent lamp (220V, 100W), with a vertical distance of 350mm or more and a solar irradiance of up to 90000Lux power supply
Rated input voltage 100-240V~50/60Hz, maximum power consumption 980W
Standby power<0.5W
Power switch ship type double knife switch
Whole machine structure
Net weight 140kg
Gross weight 180kg
Bare body dimensions (W x D x H) 2627.5mm * 130mm * 1545mm (product diagonal dimensions: 120 inches)
Packaging size (W x D x H) 2780 * 450 * 1850mm (length * width * height) Gravity cardboard box+pearl cotton+universal wheel bottom support machine structure
Shell description: Mold stamping backboard+hardware back cover+aluminum alloy sandblasted front frame
The shell color is all black
VESA hole position 1836mm * 630mm
Wall mounted bracket size 2000mm * 800mm
Packing List
Remote Control 1
Power cord 1
Whiteboard Pen 1
Whip 1
Instruction Manual 1 (System Built in Electronic Version)

Universal wheel mobile base with optional square tube bending and surface sandblasting treatment
Wall bracket standard
Usage environment
Working temperature: 0 ℃ -40 ℃
Storage temperature - negative 20 ℃~60 ℃
Working humidity 10% -90% without condensation
Maximum usage time (hours/day) 18 hours
Partial Function Introduction
Multimedia playback support
Mobile wireless screen mirroring support
Computer wireless screen mirroring support requires an additional screen mirroring device to achieve
Dual band hotspot supports 2.4G+5G hotspot
Intelligent electronic whiteboard support
WPS office software support
Screen recording and screenshot support
Welcome Template Support
File management support
Split screen display divides the screen into two, displaying different content
One click energy-saving
The LCD screen backlight can be turned off or on with one click without turning off the power of the entire machine, achieving energy-saving function
Yes, it can achieve the function of individual listening
Dual system operation combined with OPS computer module to achieve seamless switching between Andirad and Windows
Soft central control
Without the need for any buttons, the screen can be accessed through gestures to touch the central control, enabling it to operate on any signal channel
Implement controls such as return, homepage, process termination, channel switching, annotations, brightness, volume, etc
Lock Screen 
Configure remote control, in addition to TV remote control function, can lock/unlock touch and device with one click through the remote control
Key.
Intelligent signal switching, pl ed into an external computer, automatically searches for signals and prompts or automatically switches, ensuring convenience of use
Intelligent multimedia playback can automatically recognize USB storage, prompt and switch to built-in multimedia playback of videos, audio, and images
Anti glare tempered glass support
The intelligent brightness adjustment machine can sense and automatically adjust the screen brightness to achieve the best display effect in different lighting environments
Tencent Meeting Support
An open Android system that allows for the free installation of various APKs