# 27" IPS LED monitor DAHUA LM27-B221S, Full HD 1920×1080, 178° viewing, built-in speakers, VESA, black

**URL:** https://aio.lv/en/product--dahua-dhi-lm27-b221s--11652637
**Data updated:** 2025-12-07 03:46 (EET)
**Category:** Monitors
**Manufacturer:** DAHUA
**Manufacturer code:** DHI-LM27-B221S
**Warranty:** 3 Years
**Availability:** Available for order
**Price:** 90.99 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 75.20 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dahua-dhi-lm27-b221s--11652637

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Monday | free |
| Pickup points | 09.07.2026 | 1.89 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The DAHUA LM27-B221S is a 27" (68.6 cm) IPS LED monitor with Full HD 1920×1080 resolution and 16:9 aspect ratio. It delivers 178° horizontal and vertical viewing angles, 250 cd/m² brightness, 1200:1 contrast ratio and 0.311 mm pixel pitch. The display includes built-in speakers and VESA mounting for flexible placement, suitable for office work, web browsing and multimedia playback.

## Long description

The 27" LED IPS monitor delivers Full HD (1920 x 1080) resolution with a 16:9 aspect ratio on a 27-inch screen, providing clear images suitable for work and entertainment. The panel combines a 144 Hz refresh rate and 1 ms response time to reduce motion blur in fast-moving scenes. IPS technology ensures consistent colour reproduction and wide viewing angles, and a built-in low blue light function supports comfortable viewing during extended use.
Advantages
The 144 Hz refresh rate together with a 1 ms response time improves perceived smoothness and reduces motion artefacts during fast action. The IPS panel provides accurate colours and stable image quality from different viewing positions. The low blue light mode is designed to reduce eye strain during prolonged use. Full HD resolution on a 27" display balances visible detail and system performance.
Key specifications
Screen size: 68.6 cm (27") LED IPS
Resolution: Full HD 1920 x 1080 pixels, 16:9
Refresh rate: 144 Hz
Brightness: 250 cd/m²
Contrast ratio: 1200:1
Response time: 1 ms
Power consumption: 27 W (E 21 kWh)
How to use
Place the monitor on a stable surface and connect it to your computer with a compatible video cable. Set the computer or monitor menu to 1920 x 1080 resolution and 144 Hz refresh rate for optimal performance. Use the on-screen controls to adjust brightness and contrast and enable low blue light mode if needed. Position the monitor ergonomically to reduce neck and eye strain and take regular breaks during long sessions.
Recommendations
For best results, use a graphics card and cable that support 144 Hz at 1920 x 1080. Enable low blue light mode during extended use and take periodic breaks to help maintain eye comfort.

## Specifications

### Display

| Feature | Value |
|---|---|
| Display diagonal | 27 " |
| Display technology | LED |
| HD type | Full HD |
| Panel type | IPS |
| Display resolution | 1920 x 1080 |
| Pixel pitch | 0.311 x 0.311 |
| Contrast ratio (typical) | 1200:1 |
| Display brightness (typical) | 250 cd/m² |
| Viewing angle, vertical | 178 ° |
| Viewing angle, horizontal | 178 ° |
| Display diagonal (metric) | 69 cm |
| Supported graphics resolutions | 1920 x 1080 (HD 1080) |
| Supported video modes | 1080p |
| Native aspect ratio | 16:9 |
| Pixel density | 81.59 ppi |
| Display number of colours | 16.7 million colours |
| Backlight type | Edge LED |
| Touchscreen | No |
| LED backlight | Yes |
| NTSC coverage (typical) | 72 % |
| Surface hardness | 3H |
| Haze rate | 25 % |
| Colour gamut standard | NTSC |
| Response time (MPRT) | 1 ms |

### Design

| Feature | Value |
|---|---|
| Screen shape | Flat |
| Product colour | Black |
| Panel mounting interface | 75 x 75 |
| Bezel width (side) | 1.9 mm |
| Bezel width (top) | 1.9 mm |
| Bezel width (bottom) | 16.1 mm |
| Market positioning | Office |
| Feet colour | Black |
| Front bezel colour | Black |
| Illuminated stand | No |

### Ports & interfaces

| Feature | Value |
|---|---|
| HDMI ports quantity | 1 |
| DisplayPorts quantity | 1 |
| Headphone out | Yes |
| Built-in USB hub | No |
| HDMI version | 2.0 |
| HDMI | Yes |
| DisplayPort version | 1.4 |

### Ergonomics

| Feature | Value |
|---|---|
| Wall mountable | Yes |
| Tilt adjustment | Yes |
| VESA mounting | Yes |

### Audio

| Feature | Value |
|---|---|
| Built-in speaker(s) | Yes |

### Performance

| Feature | Value |
|---|---|
| NVIDIA G-SYNC | No |
| AMD FreeSync | No |
| Low Blue Light technology | Yes |

### Network

| Feature | Value |
|---|---|
| Wi-Fi | No |

### Multimedia

| Feature | Value |
|---|---|
| RMS rated power | 2 W |
| Built-in camera | No |
| Number of speakers | 2 |

### Technical details

| Feature | Value |
|---|---|
| Compliance certificates | CE, Electromagnetic Compatibility (EMC), Low Voltage Directive (LVD) |

### Other features

| Feature | Value |
|---|---|
| Bluetooth | No |
| Maximum refresh rate | 144 Hz |
| Viewable size, vertical | 336.312 mm |
| Input current | 3 |
| Power supply type | External |
| Viewable size, horizontal | 597.888 mm |
| Plug and Play | Yes |
| Height adjustment | No |
| Tilt angle range | -5 - 15 |
| Automatic brightness control | No |
| Weight (without stand) | 3840 g |
| Height (without stand) | 363 mm |
| Depth (without stand) | 45.1 mm |
| E-manual | Yes |

### Power

| Feature | Value |
|---|---|
| Energy efficiency class (SDR) | E |
| Energy efficiency class (HDR) | Not available |
| Energy consumption (SDR) per 1000 hours | 21 kWh |
| Power consumption (typical) | 27 W |
| Power consumption (off) | 0.3 W |
| AC adapter output voltage | 12 |
| Power consumption (standby) | 0.5 W |
| Power consumption (max) | 29 W |
| Energy efficiency scale | A to G |

### Weight & dimensions

| Feature | Value |
|---|---|
| Width (with stand) | 614.1 mm |
| Height (with stand) | 458.4 mm |
| Depth (with stand) | 183.9 mm |
| Width (without stand) | 614.1 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 10 - 85 |
| Storage temperature (T-T) | -20 - 60 |
| Operating temperature (T-T) | 0 - 40 |
| Storage relative humidity (H-H) | 5 - 90 |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | HDMI |
| Stand included | Yes |
| Power adapter included | Yes |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 5290 g |
| Package depth | 114 mm |
| Package height | 458 mm |
| Package width | 694 mm |

## FAQ

### How much does the DAHUA LM27-B221S 27" IPS Full HD monitor cost, and is it available for purchase?

The price is 90.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 42 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 Monday 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 DAHUA LM27-B221S 27" IPS Full HD monitor 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 DAHUA 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 DAHUA 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, display technology, pixel pitch, contrast ratio (typical), display brightness (typical), screen shape, built-in usb hub, vesa mounting, built-in speaker(s), energy efficiency class (sdr), energy efficiency class (hdr), energy consumption (sdr) per 1000 hours, 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 DAHUA LM27-B221S 27" IPS Full HD monitor?

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/11652637/66925598_large.webp