Let yourself experience the jaw-dropping awe of viewing t world's first 40" 5K monitor certified for 5-Star Eye Comfort. Every aspect of your work springs to life on this curved 5K monitor featuring a 120Hz refresh rate. You'll never miss a single detail. A 120Hz refresh rate delivers less flicker, more seamless scrolling and smoother motion than 60Hz monitors.

Features include:

Ambient Light Sensor
A built-in Ambient Light Sensor intelligently optimizes brightness and color temperature based on your surroundings.

Improved ComfortView Plus
Dell's latest monitors reduce harmful blue light emissions to ≤35%, compared to ≤50% from the previous generation, for all-day eye comfort without sacrificing color accuracy.

See More Detail Than Ever Before

• See every detail with complete clarity on a 5K resolution monitor.
• 99% DCI-P3 and Display P3 color coverage.
• IPS Black lets you experience deeper blacks with a 2000:1 contrast ratio.

Internal Multi-Stream Transport (iMST)
Partition your display as if there were two 2560 x 2160 physical monitors instead of one. No external software or DisplayPort splitter needed.

Connect with Ease

• Thunderbolt 4: Power your devices with a single cable connection with up to 140W EPR (Extended Power Range) power delivery.
• Extensive Connectivity: Connect all your devices with over a dozen ports, including pop-out quick access ports.
• Stay Online: Connect to the Ethernet with a built-in RJ45 port with up to 2.5GbE.

Work Seamlessly with Devices on Mac OS
ested with devices on macOS, this Thunderbolt monitor with P3 color is your ideal companion for Mac® devices.

Dell Display Manager

• Multitasking: Organize your screen with Easy Arrange and save profiles with Easy Arrange Memory.
• Customization: Quickly access your favorite features and functions with the menu launcher and hot keys.
• Network KVM: Control and work across multiple network connected PCs and monitors with a single keyboard and mouse, and easily transfer files between them.
• Manageability: Manage your fleet of monitors with remote management features that are automatic, comprehensive and compatible with several tools.

Dell Color Management:

• Customizable Color: Easily calibrate your monitor’s colors on the new Dell Color Management software, with Calman Verified certification.
• Tailored to You: Create, store, and manage ICC profiles on your computer dynamically through the software dashboard.
• Wide Compatibility: Dell Color Management software is compatible with multiple operating systems including Windows and macOS.

Ports & Slots:

• 1. Security lock slot (based on Kensington Security Slot™)
• 2. Power connector
• 3. HDMI 2.1
• 4. DisplayPort 1.4
• 5. Thunderbolt™ 4 downstream port (15W) for daisy chaining
• 6. Thunderbolt™ 4 upstream port (up to 140W EPR [11])
• 7. USB Type-C upstream port (SuperSpeed USB 10 Gbps, USB 3.2 Gen 2)
• 8. 3x USB Type-A downstream port (SuperSpeed USB 10 Gbps, USB 3.2 Gen 2)
• 9. Audio Line-out
• 10. USB Type-A downstream port (SuperSpeed 10 Gbps, USB 3.2 Gen 2)
• 11. RJ45 Ethernet port, 2.5GbE
• 12. Stand lock
• 13. 2 x USB Type-C downstream port (SuperSpeed USB 10 Gbps, USB 3.2 Gen2) with power charging (15W)
• 14. USB Type-A downstream port (SuperSpeed USB 10 Gbps, USB 3.2 Gen 2) with BC1.2 power charging
• 15. Speakers

Specifications:

• Diagonal Viewing Size: 39.7"
• Preset Display Area (H x V): 929.28 mm x 392.04 mm 36.59" x 15.43"; 364,314.9 mm2 (564.69 inches2)
• Panel Type: IPS Black Technology
• Display Screen Coating: Anti-Glare with 3H hardness
• Maximum Preset Resolution: 5120 x 2160 at 120 Hz
• Viewing Angle: 178° vertical / 178° horizontal
• Pixel Pitch: 0.1815 mm x 0.1815 mm
• Pixel Per Inch (PPI): 140
• Contrast Ratio: 2000 to 1 (typical)
• Curvature: 2500R
• Aspect Ratio: 21:9
• Backlight Technology: LED Edgelight System
• Brightness: 450 cd/m2 (typical); 600 cd/m2 (HDR Peak)
• Response Time: 8 ms (Normal mode); 5 ms (Fast mode)
• HDR Ready: Yes, VESA DisplayHDR600
• Adjustability: Height, Tilt, Swivel
• Height adjustable: 150 mm
• Tilt: -5°/+21°
• Swivel: -30°/+30°
• PbP / PiP: Yes
• Keyboard, Video and Mouse (KVM): Yes
• Daisy Chain Availability: Yes
• Audio Output: 1 x Audio line-out
• Built-in Speaker: 2 x 9 W
• Dell Display Manager Compatibility: Yes , Easy Arrange, Other key features
• Color Gamut: DCI-P3 99%, Display P3 99%, sRGB 100%, BT.709 100%, DCI-P3, Display P3, sRGB & BT.709: Delta E < 2 (Average)
• Color Support: 1.07 Billion colors (8bit + A-FRC)
• Security: Security lock slot (cable lock sold separately); Anti-theft stand lock slot (to lock stand to monitor using screw)
• Flat Panel Mount Interface: VESA mounting holes (100 mm x 100 mm - behind attached VESA Cover)
• Warranty: 3 Years (New); 90 Days (Rerfurbished)

Physical Specifications:

• Height with stand (Compressed ~ Extended): 18.60" ~ 24.50"
• Width with stand: 37.27"
• Depth with stand: 9.95"
• Height without stand: 16.50"
• Width without stand: 37.27"
• Depth without stand: 4.25"
• Weight (panel only - for VESA mount): 18.41 lb
• Weight (with stand assembly and cables): 26.94 lb