High-End 50-Point NFC 75-Inch Digital Interactive Flat Panel – Specification

High-End 50-Point NFC 75-Inch Digital Interactive Flat Panel – Specification
Screen Size	75 inches
Resolution	3840 × 2160 (4K UHD)
Touch Points	50 simultaneous points
Touch Technology	Infrared
Brightness	350 cd/m²
Contrast Ratio	5500:1
Viewing Angle	178°
OS	Android 13.0
Processor	RK3588 (8-core, ARM Cortex A76 + A55)
RAM / Storage	8GB / 64GB
Wi-Fi	Dual-band 2.4/5GHz, WiFi 6
Bluetooth	Version 5.2
Camera	48MP, top center frame
Microphones	8-unit array (pickup up to 8m)
Speakers	2 x 8W + 2 x 18W
Front I/O Ports	HDMI IN, USB 3.0 x 2, USB-C, Touch port, NFC
Onboard I/O	HDMI x 3 IN, HDMI OUT, USB 2.0/3.0, USB-C IN/OUT, DP IN, Audio I/O, SPDIF, RS232, RJ45
Power	100-240V, 50/60Hz, 550W max
Standby Power	≤ 0.5W
Writing Tools	Infrared stylus, finger touch
Bezel	Ultra-thin alloy frame
OSD Languages	21+ languages including English, Chinese, Spanish, French, Arabic, etc.
Wall Mount Support	Yes
Certifications	CE, FCC, RoHS, CB, CCC
Accessories Included	Wall mount bracket, stylus pens x 2, power cable, remote control, user manual

Technical Data

Display Characteristics:

• Screen Size: 75 inches​

• Resolution: 3840 x 2160 (4K UHD)​

• Aspect Ratio: 16:9​

• Brightness: 350 cd/m²​

• Contrast Ratio: 5500:1​

• Viewing Angle: 178° horizontal and vertical​

• Panel Type: VA with DLED backlight​

• Response Time: 8ms​

• Color Depth: 1.07 billion colors (10-bit)​

• NTSC Coverage: 90%​

• Operational Lifespan: ≥30,000 hours​

Touch System:

• Touch Technology: Infrared touch​

• Touch Points: 50-point multi-touch​

• Supported Input Tools: Passive and active infrared pens​

• Minimum Object Size: 2mm​

• Response Time: ≤2.5ms​

• Accuracy: ±1mm​

• Writing Height: 1mm

• Writing Display: Single stylus pen with dual-color support​

• Interpolation Resolution: 32767(W) × 32767(D)​

Operating System & Performance:

• OS Version: Android 13.0​

• Processor: RK3588 with Quad-core A76 + Quad-core A55​

• GPU: ARM Mali-G610 MC4​

• RAM: 8GB​

• Storage: 64GB​

• OSD Languages: Supports 21 languages including English, Chinese, Japanese, Korean, and more​

Connectivity:

• Bluetooth: Version 5.2, 2.4GHz, up to 10m range​

• Wi-Fi: IEEE802.11a/b/g/n/ac/ax, dual-band 2.4GHz/5GHz, up to 10m range​

Audio & Visual Enhancements:

• Speakers: 2 x 8W + 2 x 18W​

• Sound Pressure Level: 85dB​

• Camera: 48MP, centrally located on the upper frame​

• Microphones: 8-unit array with 0~8m pickup range​

Interfaces:

Front I/O:

• 1 x HDMI IN (up to 4K@60Hz)​

• 2 x USB 3.0​

• 1 x USB Type-C IN (supports audio/video/data/network sharing, up to 20V 5A charging)​

• 1 x TOUCH 2.0 (touch & wired network sharing - 100M)​

• NFC support for unlocking and swipe login under Android systems​

• 2 pen magnetic zones with pen lifting detection​

Onboard I/O:

• 3 x HDMI IN (up to 4K@60Hz)​

• 1 x HDMI OUT (up to 4K@60Hz)​

• 1 x USB 2.0 (fixed Android, for system debugging)​

• 2 x USB 3.0​

• 1 x USB Type-C IN (video, audio, data, network sharing, up to 15W charging)​

• 1 x USB Type-C OUT (up to 4K@60Hz)​

• 2 x TOUCH 2.0 (touch & wired network sharing - 100M)​

• 1 x DP IN (4K 30Hz HDCP1.4&2.3)​

• 1 x AUDIO IN (3.5mm Jack)​

• 1 x AUDIO OUT (3.5mm Jack)​

• 1 x SPDIF (PCM output format)​

• 1 x RS232 (Baud-rate 9600)​

• 1 x RJ45 IN (10M/100M/1000Mbps)​

• 1 x RJ45 OUT (10M/100M/1000Mbps)​

Power Specifications:

• Power Requirements: 100-240V~50/60Hz 5.5A​

• Maximum Power Consumption: 550W​

• Standby Power Consumption: ≤0.5W​

Physical Specifications:

• Dimensions (L × W × T):

More Details

Design & Build:

• Bezel Width: Narrow border design ensures a sleek look suitable for modern interiors.

• Housing Material: Industrial-grade aluminum alloy and tempered anti-glare glass, making the screen durable and safe.

• Mounting Options: Compatible with wall mount brackets and movable floor stands for versatile installation.

• Touch Frame Protection: The infrared frame is built to resist scratches, dust, and minor impacts.

Software Capabilities:

• Pre-Installed Apps: Whiteboard, annotation tools, browser, file manager, and document viewer.

• Screen Sharing: Supports wireless screen mirroring via AirPlay, Miracast, and proprietary casting apps for Windows, Android, macOS, and iOS.

• User Profiles: With NFC support, multiple user profiles can be set up and accessed via card swipe or device tap, great for school and office settings.

• Cloud Integration: Supports Google Drive, OneDrive, and other major cloud platforms for document access and syncing.

• Security: Multiple layers of Android OS security and admin access settings, along with remote lockdown and software update control.

Interactive Features:

• Multi-Zone Whiteboard: Simultaneous multiple user writing and gesture recognition.

• Gesture Control: Supports pinch to zoom, drag and drop, handwriting to text, and dynamic diagram recognition.

• Handwriting Recognition: Supports conversion of written text to digital editable text in multiple languages.

• Object Recognition: Recognizes stylus vs hand gestures to distinguish between drawing, erasing, and writing.

• Video Conferencing Support: Compatible with Zoom, Teams, Webex, and Google Meet; camera and mic array support HD calls out of the box.

Environment & Compliance:

• Operating Temperature: 0°C to 45°C

• Storage Temperature: -10°C to 60°C

• Humidity: 10% to 90% RH non-condensing

• Certifications: CE, FCC, RoHS, ISO9001, Energy Star, CB, CCC

Use Case Scenarios:

• Education: For virtual classrooms, interactive teaching, and hybrid learning environments.

• Business: Ideal for boardroom presentations, video conferencing, and corporate training.

• Hospitality: Useful in conference centers, hotels, and event venues.

• Healthcare: Used in hospitals and training rooms for collaboration and telehealth interfaces.

• Government/Enterprise: Secure and scalable for defense, administration, and enterprise-level IT deployments.

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