Computer monitor DAHUA F400N 50 inch (127 cm) 4K Ultra HD 3840×2160 LED IPS, 8 ms, 400 cd/m², VESA, USB hub, speakers — Black

DAHUA F400N is a 50" (127 cm) 4K Ultra HD computer monitor with an LED IPS panel offering native 3840×2160 resolution. The display provides 400 cd/m² peak brightness, 1200:1 contrast ratio and 178° horizontal and vertical viewing angles. The monitor includes built-in speakers, a USB hub for peripheral connectivity and VESA mounting for wall or arm installation. The IPS panel and flicker-free technology make it suitable for continuous office, multimedia and monitoring applications.

Advantages

The monitor delivers high pixel density and accurate colours from wide viewing angles thanks to the IPS panel and 4K resolution. An 8 ms response time and flicker-free technology reduce motion artefacts and eye strain during prolonged use. Integrated speakers and a USB hub simplify connectivity while the ultra-narrow bezel design and VESA compatibility allow flexible placement and clean multi-screen setups.

Suitable for

• Office work and productivity
• Multimedia playback and content review
• Surveillance and monitoring stations
• Multi-monitor installations and public displays

Key specifications

• Display diagonal: 50" (127 cm)
• Resolution: 3840 × 2160 (4K Ultra HD), 16:9
• Panel type: IPS, LED backlight
• Brightness: 400 cd/m² (typical)
• Contrast ratio: 1200:1 (typical)
• Viewing angles: 178° horizontal / 178° vertical
• Response time: 8 ms
• Refresh rate: 60 Hz
• Built-in features: speakers, USB hub
• Mounting: VESA compatible
• Design: ultra-narrow bezel, flat screen
• Flicker-free technology
• Colour: Black

How to use

Connect the monitor to a computer or media source using HDMI, VGA or USB as required and place it on a stable desk stand or mount it on a VESA-compatible arm or wall bracket. Adjust display settings from the on-screen menu to set brightness, contrast and colour preferences. Use the integrated USB hub to connect peripherals and the built-in speakers for audio output. Ensure the monitor has adequate ventilation and is positioned to minimise reflections and glare for optimal viewing.

Recommendations

For extended daily operation, enable flicker-free mode and select comfortable brightness levels to reduce eye fatigue. When installing multiple units, use the ultra-narrow bezel design and VESA mounts to create a compact, continuous display surface. Regularly update connected PC graphics drivers for best 4K performance.