75-inch Wall Mounted Interactive Whiteboard with 20-Point Touch Screen and 4K Resolution for Education
The HONGNUO 75-inch wall-mounted interactive whiteboard combines advanced 20-point infrared touch technology with high-performance computing capabilities, creating an all-in-one solution for modern education and professional presentations.
- 20-point multi-touch infrared technology for precise control
- Industrial-grade motherboard with Intel dual-core processor
- Integrated computer, whiteboard, projector, TV, and speaker functions
- Ultra HD 4K resolution (3840×2160) for crystal-clear display
- Durable construction with 35+ million touch lifespan
- Dual 10W stereo speakers for immersive audio experience
| Display Specifications | |
|---|---|
| Screen Type | LCD |
| Size | 75 inch |
| Aspect Ratio | 16:9 (W:H) |
| Resolution | 3840×2160 (4K UHD) |
| Brightness | 350 cd/m² |
| Contrast Ratio | 3000:1 |
| Viewing Angle | 178° |
| Service Life | 50,000 hours |
| Electrical Performance | |
| Power Input | AC 220-240V 50/60Hz |
| Power Consumption | 165W (75-inch model) |
| Standby Power | ≤0.5W |
| Speaker Power | 2×10W (L+R / 8Ω) |
| Operating Environment | |
| Working Temperature | 5℃～45℃ |
| Working Humidity | 20%～80% (no condensation) |
Comprehensive multimedia support including H.265/HEVC 4K video, multiple audio formats, and various image types for flexible content presentation.
HONGNUO Company, founded in 2009, specializes in OEM/ODM manufacturing of professional display solutions. With over 13 years of industry experience, we provide high-quality products, technical support, and comprehensive after-sales services. Our commitment to customer satisfaction and continuous improvement ensures reliable partnerships with educational institutions and businesses worldwide.
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