LG 34BN780-B Renewed 34-Inch UltraWide Ergo Monitor

Name: LG 34BN780-B Renewed 34-Inch UltraWide Ergo Monitor
Brand: LG
SKU: 34BN780-B

3440 x 1440USB 3.0DisplayPort

Immerse Yourself in Stunning UltraWide VisualsThe LG 34BN780-B UltraWide Display delivers exceptional image quality and enhanced productivity with its expansive screen and ergonomic design. This renewed display offers a like-new experience backed by the Amazon Renewed Guarantee. Specifications: ...

$339.99*$518.19Save 34%

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*Price sourced from Amazon.com. Last updated:Aug 31, 2026.Price and availability are subject to change — details.

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Overview

Immerse Yourself in Stunning UltraWide Visuals

The LG 34BN780-B UltraWide Display delivers exceptional image quality and enhanced productivity with its expansive screen and ergonomic design. This renewed display offers a like-new experience backed by the Amazon Renewed Guarantee.

Specifications:

Screen Size: 34 inches
Resolution: 3440 x 1440 WQHD
Panel Type: IPS
Connectivity: DisplayPort v1.4, HDMI v2.0 x 2, USB 3.0, Headphone Out
Speakers: Stereo Speaker with MAXXAUDIO (7Wx2)

Key Features

34 inches WQHD (3440 x 1440) IPS Display

DisplayPort v1.4 x 1, HDMI v2.0 x 2, USB 3.0 1up/2down, Headphone Out

Stereo Speaker with MAXXAUDIO (7Wx2)

Display size: 35.0 inches

Display technology: LCD

Specifications

Display Size

34 inches

Display Resolution

WQHD (3440 x 1440)

Panel Type

IPS Display

Display Technology

LCD

DisplayPort Version

v1.4 x 1

HDMI Version

v2.0 x 2

USB Ports

USB 3.0 1up/2down

Audio Output

Headphone Out

Speakers

Stereo Speaker with MAXXAUDIO (7Wx2)

Condition

Renewed

Frequently Asked Questions

What is the resolution of the LG 34BN780-B monitor?

The LG 34BN780-B features a WQHD (3440 x 1440) resolution, offering a high level of detail across its 34-inch IPS display.

What types of ports does this UltraWide monitor offer?

This monitor provides comprehensive connectivity with DisplayPort v1.4 x 1, HDMI v2.0 x 2, USB 3.0 1up/2down, and a Headphone Out port.

Does the LG 34BN780-B include built-in speakers?

Yes, the monitor comes with integrated Stereo Speakers featuring MAXXAUDIO, delivering 7W per channel for a total of 14W audio output.

Is this monitor suitable for multitasking?

With its 34-inch UltraWide WQHD display, the LG 34BN780-B is well-suited for multitasking, allowing users to arrange multiple windows effectively side-by-side.

What is the display technology used in this monitor?

The LG 34BN780-B utilizes an IPS (In-Plane Switching) LCD display technology, known for its wide viewing angles and consistent color reproduction.

Strengths & Trade-offs

👍 Pros

The 34-inch WQHD (3440 x 1440) IPS Display provides an expansive and highly detailed visual workspace for enhanced productivity.
Equipped with DisplayPort v1.4, two HDMI v2.0 ports, and USB 3.0 1up/2down, offering flexible connectivity for multiple devices.
Integrated Stereo Speakers with MAXXAUDIO (7Wx2) deliver clear and powerful audio directly from the monitor, reducing the need for external speakers.
The UltraWide aspect ratio is ideal for multitasking, allowing users to view multiple windows side-by-side without overlapping.
The monitor's display technology is LCD, which is a widely used and reliable panel type for consistent image quality.

👎 Cons

As a renewed product, the long-term reliability and pristine cosmetic condition might not be equivalent to a brand new unit.
While 3440 x 1440 is WQHD, it is not a 4K resolution, which might be a limitation for users requiring the highest pixel density.
The 7W x 2 stereo speakers with MAXXAUDIO, while convenient, may not satisfy audiophiles or users needing powerful bass and premium sound quality.
Specific ergonomic features beyond "Ergo Monitor" are not fully detailed, such as height adjustment, pivot, or swivel, which could impact user comfort.
The "Display size: 35.0 inches" listed in one feature might conflict with the "34 inches WQHD" in the title and other features, causing confusion about the actual screen size.