# LG 34U640B-B Computer Monitor 34-inch Wide Quad HD 3440 x 1440 VA Black Built-in USB Hub AMD FreeSync

**URL:** https://aio.lv/en/product--lg-34u640b-b--12598401
**Data updated:** 2026-07-27 18:24 (EEST)
**Category:** Monitors
**Manufacturer:** LG
**Manufacturer code:** 34U640B-B
**EAN:** 8806096743171
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 338.99 €
**Prices and availability valid until:** 2026-08-27 23:59
**Price without VAT (21%):** 280.16 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lg-34u640b-b--12598401

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Tomorrow | free |
| Pickup points | Monday | 1.79 EUR |
| Courier delivery to door | Monday | 4.99 EUR |

## Summary description

The LG 34U640B-B is a 34-inch computer monitor featuring a Wide Quad HD resolution of 3440 x 1440 pixels and a 21:9 aspect ratio. Equipped with a VA panel, it offers wide 178-degree viewing angles, a 5 ms response time, and AMD FreeSync support for smooth visuals. Designed for productivity and entertainment, this black display includes a built-in USB hub, HDMI and DisplayPort connectivity, headphone output, VESA mounting support, and ergonomic height adjustment.

## Long description

The LG 34U640B-B computer monitor is a 34-inch display featuring a Wide Quad HD resolution of 3440 x 1440 pixels and a 21:9 aspect ratio. Designed with a VA panel and a curved screen shape, this black monitor delivers wide viewing angles and smooth visuals supported by AMD FreeSync technology and a 144 Hz maximum refresh rate. It includes a built-in USB hub, flexible connectivity options with HDMI and DisplayPort, and ergonomic height adjustment to support productivity and multimedia tasks in any workspace.
Advantages
The LG 34U640B-B provides an expansive workspace thanks to its 34-inch curved screen and 21:9 aspect ratio, allowing users to efficiently manage multiple windows side by side. The Wide Quad HD resolution ensures crisp and clear text alongside detailed images. Integration of AMD FreeSync and a 144 Hz refresh rate helps reduce screen tearing and motion blur during fast-paced scenes. Furthermore, the inclusion of a built-in USB hub and ergonomic height adjustment improves daily usability and desk organization.
Suitable for
Multitasking and office productivity with multiple application windows
Immersive home entertainment and media viewing
Casual gaming utilizing AMD FreeSync and high refresh rates
Workspaces requiring ergonomic adjustments for comfortable posture
When it may not be suitable
This monitor may not be ideal for professional color-critical photo or video editing that requires specific panel technologies beyond standard VA capabilities. Additionally, users with limited desk space might find the 34-inch ultra-wide form factor too large for their setup.
Key specifications
34-inch display diagonal
3440 x 1440 pixel resolution
Wide Quad HD display type
VA panel type with curved screen shape
144 Hz maximum refresh rate
5 ms response time
178-degree horizontal and vertical viewing angles
AMD FreeSync support
Built-in USB hub
HDMI and DisplayPort connectivity
Ergonomic height adjustment and VESA mounting support
Black product colour
How to use
Connect the monitor to your computer using a compatible HDMI or DisplayPort cable. Plug the power cord into an electrical outlet and turn on the display. Adjust the monitor height to align the top of the screen with your eye level for an ergonomic viewing posture. Use the built-in USB hub to connect your peripherals directly to the monitor for easy access and cable management.
What to consider before purchase
Ensure your desk has sufficient space to accommodate the 34-inch curved monitor width
Check your computer graphics card outputs to confirm compatibility with HDMI or DisplayPort connections
Verify if your primary use case benefits from the 21:9 ultra-wide aspect ratio and curved screen design
Usage recommendations: Position the monitor at a comfortable viewing distance to prevent eye strain during extended work or entertainment sessions, and utilize the height adjustment feature to maintain a neutral neck position.

## Specifications

### Other features

| Feature | Value |
|---|---|
| Power supply type | External |
| Height adjustment | Yes |
| Weight (without stand) | 5579 g |
| Height (without stand) | 358.14 mm |
| Depth (without stand) | 91.44 mm |
| Maximum refresh rate | 144 Hz |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | HDMI, DisplayPort, USB Type-C |
| Tilt adjustment | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight (with stand) | 7711 g |
| Height (with stand) | 464.82 mm |
| Depth (with stand) | 220.98 mm |
| Width (with stand) | 810.26 mm |
| Width (without stand) | 810.26 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 10387.26 g |
| Package height | 469.9 mm |
| Package depth | 187.96 mm |
| Package width | 985.52 mm |
| Package type | Box |

### Power

| Feature | Value |
|---|---|
| Energy efficiency scale | A to G |
| AC input voltage | 100 - 240 |
| Energy consumption (HDR) per 1000 hours | 39 kWh |
| Energy consumption (SDR) per 1000 hours | 30 kWh |
| Power consumption (off) | 0.3 W |
| Power consumption (standby) | 0.5 W |
| Energy efficiency class (HDR) | G |
| Energy efficiency class (SDR) | F |

### Ergonomics

| Feature | Value |
|---|---|
| VESA mounting | Yes |

### Ports & interfaces

| Feature | Value |
|---|---|
| DisplayPorts quantity | 1 |
| HDMI version | 2.0 |
| Headphone out | Yes |
| DisplayPort out version | 1.4 |
| HDMI | Yes |
| HDMI ports quantity | 2 |
| Built-in USB hub | Yes |

### Design

| Feature | Value |
|---|---|
| Panel mounting interface | 100 x 100 |
| Screen shape | Curved |
| Product colour | Black |

### Performance

| Feature | Value |
|---|---|
| Picture-in-Picture | Yes |
| Game mode | Yes |
| Flicker-free technology | Yes |
| AMD FreeSync type | FreeSync Premium |
| AMD FreeSync | Yes |

### Display

| Feature | Value |
|---|---|
| Colour gamut | 99 % |
| High Dynamic Range (HDR) supported | Yes |
| Pixel pitch | 0.232 x 0.232 |
| Display number of colours | 1.07 billion colours |
| Viewing angle, vertical | 178 ° |
| Viewing angle, horizontal | 178 ° |
| Contrast ratio (typical) | 4000:1 |
| Response time | 5 ms |
| Native aspect ratio | 21:9 |
| Touchscreen | No |
| Colour gamut standard | sRGB |
| High Dynamic Range (HDR) technology | High Dynamic Range 10 (HDR10), HDR Effect |
| Pixel density | 110 ppi |
| Screen curvature rating | 1800R |
| Display brightness (typical) | 300 cd/m² |
| Panel type | VA |
| HD type | Wide Quad HD |
| Display diagonal | 34 " |
| Display resolution | 3440 x 1440 |

## FAQ

### How much does the LG 34U640B-B Monitor 34-inch Wide Quad HD Black cost, and is it available for purchase?

The price is 338.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 30 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on Tomorrow at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can LG 34U640B-B Monitor 34-inch Wide Quad HD Black be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All LG products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized LG service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: display diagonal, display resolution, hd type, panel type, power consumption (standby), energy efficiency class (hdr), energy efficiency class (sdr), vesa mounting, displayports quantity, headphone out, hdmi, hdmi ports quantity, built-in usb hub, amd freesync, touchscreen, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for LG 34U640B-B Monitor 34-inch Wide Quad HD Black?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12598401/68971408_large.webp