NEC CB751Q Interactive flat panel 190.5 cm (75 inch) LED 350 cd/m² 4K Ultra HD Black Touchscreen 12/7

The NEC CB751Q is a 75" interactive flat panel with LED backlight and 4K Ultra HD resolution (3840 x 2160). It is designed for continuous daily use in classrooms and meeting rooms, offering a 75-inch IPS panel with 350 cd/m² brightness, 1100:1 typical contrast and a responsive 8 ms response time. The display supports up to 20 touch points via infrared touch technology, includes three magnetic pens and a wall-mount fitting, and features built-in speakers and an OPS slot to expand computing performance.

Advantages

The panel delivers high-resolution visuals and accurate colour reproduction on an IPS 75" screen while maintaining stable performance for extended use. Infrared touch provides rapid response and multi-touch capability for collaborative work, and the embedded annotation and wireless screen sharing features enable instant interaction without additional software costs. The OPS slot allows for optional computing upgrades to meet more demanding application requirements.

Suitable for (tasks / use cases)

• Classroom teaching and interactive lessons
• Business meetings and collaborative workshops
• Video conferencing and presentation display
• Training sessions and group planning

Key specifications

• Display size: 75 inches (diagonal)
• Resolution: 3840 x 2160 (4K Ultra HD)
• Panel type: IPS
• Backlight / display technology: LED
• Brightness: 350 cd/m²
• Typical contrast ratio: 1100:1
• Response time: 8 ms
• Touch technology: Infrared, up to 20 touch points
• Included accessories: three magnetic pens, wall-mount fitting
• Built-in audio: speakers included
• Mounting: VESA compatible
• Weight: 52.6 kg
• Colour: Black

How to use

Mount the NEC CB751Q using a compatible VESA wall bracket and connect power and input sources. Use the infrared multi-touch surface for direct interaction: open the built-in whiteboard or share a screen wirelessly to begin collaborative sessions immediately. Write or annotate over any displayed content with the supplied magnetic pens or by hand, and, if needed, insert an OPS module to expand on-board computing power for more advanced applications.

Recommendations

The display is intended for indoor use in classrooms, meeting rooms and other controlled environments; avoid exposure to direct sunlight and high humidity. For optimal touch performance and longevity, use the supplied magnetic pens or approved styluses, and follow the manufacturer’s guidance for cleaning the screen with a soft, lint-free cloth and appropriate, non-abrasive cleaner.