Dahua Technology LM34-E330C computer monitor 86.4 cm (34 inch) 3440 x 1440 pixels UltraWide Quad HD LCD Black, Red

The Dahua Technology LM34-E330C 34" UltraWide Quad HD LCD monitor delivers a 3440 x 1440 resolution on a 34-inch curved VA panel with a 21:9 native aspect ratio. Designed for wide-format workflows and immersive viewing, the monitor combines a 1 ms response time with 350 cd/m² typical brightness and a 3000:1 typical contrast ratio. Horizontal and vertical viewing angles of 178° ensure consistent colour and clarity from different positions. The LM34-E330C features VESA compatibility and a red-and-black colour scheme suitable for professional and home workspaces.

Advantages

The curved 34" VA panel and UltraWide Quad HD resolution provide expanded horizontal workspace for multitasking and panoramic content without introducing inaccurate claims about additional features. A fast 1 ms response time reduces motion blur for video playback and interactive tasks. Wide 178° viewing angles maintain image quality across the screen, while 350 cd/m² brightness and 3000:1 contrast deliver readable highlights and deeper darks. VESA mounting support allows flexible installation on compatible arms or brackets. The product colour and design offer a visually consistent appearance in mixed setups.

Suitable for (tasks / use cases)

• Multitasking with multiple windows and productivity applications
• Content creation and editing that benefit from a wider horizontal workspace
• Office work and data analysis with extended spreadsheets and timelines
• Media consumption and video playback on an ultrawide display
• General-purpose home and office setups requiring VESA mounting

Key specifications

• Display diagonal: 34 "
• Display resolution: 3440 x 1440 (UltraWide Quad HD)
• Panel type: VA, LCD
• Response time: 1 ms
• Typical contrast ratio: 3000:1
• Typical brightness: 350 cd/m²
• Screen shape: Curved
• Built-in USB hub: No
• VESA mounting: Yes
• Energy efficiency class (SDR): F
• Product colour: Red, Black

How to use

Place the monitor on a stable desk surface or attach it to a VESA-compatible mount following the mount manufacturer’s instructions. Connect video sources using the monitor’s supported input ports (refer to the product manual for exact connector types and cable requirements). Adjust display settings such as brightness, contrast, and color presets via the on-screen menu to match the ambient lighting and intended task. For optimal viewing, position the curved screen so the center is aligned with your eye level and sit at an appropriate distance to use the ultrawide field comfortably.

Recommendations

Use the LM34-E330C in well-ventilated areas and avoid exposing the screen to direct sunlight. If mounting on an arm or wall bracket, verify the VESA pattern and weight capacity of the mount. Calibrate colour settings with available system or third-party tools when accurate colour reproduction is required for editing tasks.