Dahua DHI-LM32-G043A 31.5-inch 4K UHD 165Hz QD-OLED Curved Gaming Monitor

A curved 4K QD-OLED display for gaming and everyday use

Dahua DHI-LM32-GO43A is a 31.5-inch curved gaming monitor built around a 3840 × 2160 UHD panel. Dahua’s exact-model datasheet identifies its panel as QD-OLED, lists a 1700R curve, and specifies refresh rates up to 165Hz. That combination is intended for users who want fine 4K detail and a faster-than-standard desktop refresh rate on one large screen. The curved shape places the left and right sides of the display toward a seated viewer; whether that feels natural depends on desk distance, viewing position and personal preference. Dahua’s official model code uses the letter O in GO43A. Some regional product listings write G043A with the digit zero, and the existing BiponiBD product path uses that variant spelling. The content uses the manufacturer code for product identity while retaining the established URL.

Resolution, pixel density and curved-screen geometry

The native image grid contains 3840 horizontal by 2160 vertical pixels in a 16:9 aspect ratio. Across a 31.5-inch diagonal, the Dahua specification lists 138 pixels per inch and a 0.1814mm pixel pitch. These figures provide a dense workspace for detailed game scenes, high-resolution video, timelines and multiple application windows. Text scaling remains a user choice: some people prefer a larger interface on a 4K screen, while others use the extra desktop area for small windows and panels. The datasheet lists a horizontal and vertical viewing angle of 178 degrees, but a curved gaming monitor is designed primarily for a position in front of the screen. The 1700R radius describes its curvature; it does not change the 16:9 image shape or native pixel count.

QD-OLED contrast, HDR and color

Dahua describes the display as QD-OLED, with self-emissive pixels and a static contrast ratio of 1,500,000:1. It lists HDR 400, 10-bit display color, 99% DCI-P3 coverage and factory color accuracy below ΔE 2. These specifications can benefit games, movies and wide-gamut creative projects, but actual color appearance still depends on the source, settings and calibration workflow. Dahua’s sheet states 400 cd/m² maximum brightness. Some local seller tables list 300 cd/m² as a typical value; maximum and typical measurements are not interchangeable. The listing therefore reports the manufacturer maximum and clearly distinguishes seller claims rather than averaging the two. The datasheet does not define a peak-window measurement or a brightness uniformity figure. Buyers who need a particular sustained HDR level or measured calibration report should request evidence for the supplied regional unit.

Motion performance and graphics compatibility

A 165Hz ceiling can display up to 165 refreshes per second when the computer, input, cable and configured mode all support that signal. Dahua lists one DisplayPort 1.4 and two HDMI 2.1 inputs for 3840 × 2160 at 165Hz. The source device must also output that resolution and refresh rate. A game can run below the monitor’s maximum if the graphics card cannot render enough frames; the display specification does not raise the game’s frame rate by itself. The manufacturer lists a 0.03ms native gray-level response time. It does not identify this number as a standardized gray-to-gray test, so the content avoids presenting it as a guaranteed result for every transition or picture mode. Dahua mentions Adaptive Sync for smoother variable-frame-rate operation; a separate NVIDIA G-SYNC or AMD FreeSync certification is not established by the official sheet.

USB-C, video inputs and peripheral connections

The connection panel includes USB-C rated for 65W power delivery, two USB-A 2.0 ports and one USB-B connection. Dahua lists the USB-C input as part of its device ports; the exact laptop video and data behavior should be checked against the source device and its documentation. A compatible USB-C host can simplify display and charging connections, while laptops that draw more than 65W may need their own power adapter during demanding work. The two HDMI 2.1 ports and DisplayPort 1.4 input provide direct paths for computers and supported consoles. The manufacturer lists 4K at 165Hz over those inputs. A USB-B upstream cable may be relevant when using the monitor’s USB hub with a separate video cable. Confirm which cables are present in the specific carton because package contents can vary by destination.

Speakers, audio output and daily controls

Unlike some gaming displays that require external audio for every use, the official datasheet lists two integrated 5W speakers. It also lists one audio output for compatible headphones or external speakers. The sound system can be convenient for voice calls, system alerts and casual viewing, while a dedicated headset or speaker system may better suit a desk with stronger audio needs. Dahua lists joystick control for the monitor’s menus, low-blue-light technology and flicker-free operation. The sheet does not enumerate every available picture preset or firmware menu, so available controls can vary with region or software revision. The product media can show appearance and ports, but buyers should confirm exact included accessories and menu behavior from the seller or physical unit when those details matter.

Stand, desk fit and VESA mounting

Dahua specifies 120mm of height adjustment, a tilt range from −5 to +20 degrees and left/right rotation from −20 to +20 degrees. The datasheet does not list a pivot adjustment, so this model should not be described as supporting portrait rotation on the stand. A 75 × 75mm VESA pattern is specified for wall or arm mounting. Before choosing an arm, compare its plate pattern, supported weight and clearance with the product dimensions. The published dimensions are 713.9 × 412.7 × 100.9mm without the wall-mount bracket; the manufacturer does not provide a separate stand-on dimension in this sheet. Net weight is 6.5kg and gross packaged weight is 9.6kg. Leave room for the curved panel, cable routing and external power adapter when planning a desk arrangement.

Power, package information and durability

The monitor uses an external adapter with a 24V DC, 10A output. Dahua lists basic and typical consumption at 65W, maximum consumption at 260W and standby consumption below 0.5W. It specifies operating conditions from 0°C to +40°C, operating humidity from 10% to 85% relative humidity and storage humidity from 5% to 90%. The datasheet lists a 30,000-hour lifespan; this is a manufacturer figure rather than a guaranteed number of hours for every brightness, temperature or usage pattern. Listed accessories include a base, power cord, DisplayPort cable, Type-C cable, quick-start materials, legal/regulatory information and a manual by QR code. Confirm the local carton contents before relying on any particular cable length or accessory. Listed compliance references include CE EMC, CE LVD and CE ERP.

Bangladesh pricing and seller warranty

Bangladesh retailer pages checked on 6 November 2026 showed listings around ৳146,999 to ৳150,000. These are date-stamped retailer observations and may change with stock, payment method or promotions. BiponiBD’s variant amount of ৳150,000 is retained as its configured price; the estimate is informational and is not presented as a current store offer. Warranty claims also differ between sellers. Some pages advertise three years, while other regional retailer information describes one year. Dahua’s global product datasheet does not establish the Bangladesh seller’s warranty policy. Before purchase, request the name of the warranty provider, coverage period, service location, dead-pixel thresholds, burn-in exclusions and proof required for a claim in writing.

Who should consider this monitor

The DHI-LM32-GO43A is a fit to consider for a desk where 31.5 inches, a curved screen and 4K output are priorities. Its 165Hz maximum refresh rate may suit high-frame-rate PC games when the graphics source can sustain the mode. QD-OLED contrast and Dahua’s color specifications can also appeal to users viewing films or managing wide-gamut media. Before ordering, check the depth available for the curve, the laptop or graphics card’s output, the 65W USB-C limit, and whether the 75 × 75mm VESA pattern works with a selected arm. Users who require portrait pivot, a flat panel, higher USB-C charging, a specific HDR brightness test or a guaranteed local burn-in policy should verify those requirements directly with the seller, since the manufacturer datasheet does not confirm them.

Key features

• A 31.5-inch curved QD-OLED panel pairs 3840 × 2160 UHD resolution with a 1700R curve for a wide 16:9 view.
• The exact-model Dahua datasheet specifies a 165Hz maximum refresh rate and 0.03ms gray-level response; source, cable and mode determine the actual signal.
• QD-OLED pixels are self-emissive; Dahua lists 1,500,000:1 static contrast, HDR 400 and 99% DCI-P3 color gamut.
• The display supports 10-bit color, factory color accuracy below ΔE 2, flicker-free operation and low-blue-light technology according to the Dahua datasheet.
• Inputs include one DisplayPort 1.4 and two HDMI 2.1 ports, each listed for 3840 × 2160 at 165Hz.
• USB-C provides up to 65W power delivery alongside USB-A and USB-B connectivity; verify the host laptop power needs and USB data setup.
• Two integrated 5W speakers and a separate audio output support built-in playback or external headphones/speakers.
• The stand supports 120mm height adjustment, tilt and ±20° swivel; the display also provides 75 × 75mm VESA mounting.

Advantages

• Combines 4K resolution, a 165Hz ceiling and QD-OLED contrast in a 31.5-inch gaming display.
• Dahua lists 99% DCI-P3, 10-bit color and factory ΔE below 2 for wide-gamut imagery.
• USB-C up to 65W, multiple video inputs and USB hub ports can reduce desk cable clutter with a compatible laptop.
• Integrated stereo speakers, audio output and an adjustable stand provide useful everyday flexibility.
• The 1700R curve, 16:9 shape and 31.5-inch size suit an immersive seated gaming setup.

Things to consider

• A high-end 4K, 165Hz signal requires a capable GPU and a direct supported cable path; docks and adapters may limit resolution or refresh rate.
• The stand does not list portrait pivot; VESA support is 75 × 75mm, so check monitor-arm compatibility.
• Local seller tables quote different brightness conditions and warranty terms; confirm the exact unit and written coverage.
• USB-C power is limited to 65W; some performance laptops need their own higher-wattage adapter.
• The panel is curved and glossy/reflective surface treatment is not clearly specified in Dahua’s datasheet; bright-room reflection needs should be checked in person.

Frequently asked questions

What is the exact Dahua model code?

Dahua’s official datasheet identifies the model as DHI-LM32-GO43A, using the letter O. Some Bangladesh listings and the existing URL use G043A with a zero. The catalog keeps its current URL to protect existing links while the product MPN follows Dahua’s datasheet.

What is the screen size and curve?

The official model sheet lists a 31.5-inch curved QD-OLED display with 1700R curvature.

What resolution and refresh rate does it support?

The native resolution is 3840 × 2160 (4K UHD), with a maximum 165Hz refresh rate. The source device, input, cable and selected mode must support the desired signal.

What response time does Dahua specify?

The datasheet lists a 0.03ms native gray-level response time. It does not label that figure as a standardized GTG measurement.

How bright is the monitor?

Dahua lists 400 cd/m² maximum brightness. Some local seller tables list 300 cd/m² typical. Maximum and typical values use different conditions, so confirm the expected mode and local unit with the seller.

Does it support HDR and wide color?

The official datasheet lists HDR 400, 10-bit display color, 99% DCI-P3 and factory color accuracy below ΔE 2. HDR effect depends on source content and picture settings.

Which video and USB ports are included?

Dahua lists one DisplayPort 1.4, two HDMI 2.1, two USB-A 2.0, one USB-B, one USB-C rated at 65W and one audio output. Both HDMI inputs and the DP input are specified up to 4K at 165Hz.

Can the USB-C port charge a laptop?

The model sheet specifies 65W USB-C power delivery. Charging depends on the laptop’s USB-C input requirements, cable and display configuration; a higher-wattage laptop may still need its own adapter.

Does it have built-in speakers?

Yes. Dahua lists two 5W speakers and a separate audio output for compatible external audio equipment.

What stand adjustments and mount does it support?

The official sheet lists 120mm height adjustment, tilt from −5° to +20°, swivel from −20° to +20°, and 75 × 75mm VESA mounting. It does not list pivot rotation.

What warranty is available in Bangladesh?

Bangladesh retailers advertise differing warranty terms, including one-year and three-year claims. Confirm the seller, authorized distributor, warranty card, OLED burn-in policy and dead-pixel conditions before purchase.

What is the current Bangladesh price?

Retailer pages checked on 6 November 2026 showed approximately ৳146,999–৳150,000. These are dated market snapshots, not a live BiponiBD store offer; the configured variant amount remains ৳150,000.