# TCL A400 Pro 55A400 Pro 55-inch 4K Ultra HD Smart TV, Mini LED, 600 cd/m², White

**URL:** https://aio.lv/en/product--tcl-55a400pro--12480661
**Data updated:** 2026-05-27 17:49 (EEST)
**Category:** Televisions
**Manufacturer:** TCL
**Manufacturer code:** 55A400Pro
**EAN:** 5901292530044
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 629.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 520.65 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tcl-55a400pro--12480661

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Courier delivery to door | 02.07.2026 | 14.65 EUR |

## Summary description

The TCL A400 Pro 55A400 Pro is a 55-inch 4K Ultra HD Smart TV featuring advanced Mini LED technology for superior contrast and brightness. With a resolution of 3840 x 2160 pixels, 600 cd/m² brightness, and a 5.7 ms response time, it delivers sharp, fluid visuals. Equipped with Wi-Fi, Ethernet, and DVB-T2/S2/C tuners, this white-finished TV offers seamless connectivity and smart functionality for a premium home entertainment experience.

## Long description

The TCL A400 Pro 55-inch 4K Ultra HD Smart TV combines advanced Mini LED display technology with a sleek white design to enhance your home entertainment setup. This television delivers a sharp 3840 x 2160 pixel resolution, ensuring that every detail is rendered with clarity. By utilizing Mini LED backlighting, the screen achieves superior contrast and brightness levels, making it suitable for various lighting conditions in your living space.
Advantages
The integration of Mini LED technology allows for precise light control across the display, resulting in deeper blacks and vibrant colors that bring content to life. With a brightness of 600 cd/m² and a fast response time of 5.7 ms, the TV provides fluid motion and high visibility, which is beneficial for both cinematic viewing and fast-paced action. The inclusion of smart features, such as built-in Chromecast and screen mirroring, ensures that you can easily stream content from your mobile devices directly to the large screen.
Suitable for
Watching high-definition movies and television series
Gaming with responsive visual performance
Streaming content from online platforms
Displaying high-quality digital media via external devices
When it may not be suitable
This television may not be the ideal choice for users who require a display smaller than 55 inches or those who prefer a traditional black chassis, as the white finish is a distinct design feature. Additionally, while it offers excellent performance for general media, professional color-grading tasks may require specialized studio monitors.
Key specifications
Display size: 55 inches (139.7 cm)
Resolution: 4K Ultra HD (3840 x 2160 pixels)
Display technology: Mini LED
Brightness: 600 cd/m²
Response time: 5.7 ms
Connectivity: Wi-Fi, Ethernet LAN, Bluetooth
Tuners: DVB-T2, DVB-S2, DVB-C
Smart features: Built-in Chromecast, Screen mirroring
How to use
To begin using the TCL A400 Pro, connect the power cable to a wall outlet and attach your antenna or satellite cable to the appropriate tuner port. Once powered on, follow the on-screen setup wizard to connect the television to your home Wi-Fi or Ethernet network. You can then sign in to your preferred streaming services or use the built-in smart features to cast content from your smartphone or tablet.
What to consider before purchase
Ensure the 55-inch dimensions fit your intended wall mount or TV stand space.
Verify that your local digital signal format is compatible with the integrated DVB-T2/S2/C tuners.
Consider the white aesthetic to ensure it complements your room decor.
Usage recommendations
For the best visual experience, place the television in a position where direct sunlight does not hit the screen, and ensure the device is connected to a high-speed internet source to fully utilize the smart streaming capabilities.

## Specifications

### Display

| Feature | Value |
|---|---|
| Display diagonal | 55 " |
| Display diagonal (metric) | 140 cm |
| HD type | 4K Ultra HD |
| Display technology | LCD |
| LED backlighting type | Mini LED |
| Display resolution | 3840 x 2160 |
| LED backlight | Yes |
| Screen shape | Flat |
| Display brightness | 600 cd/m² |
| Response time | 5.7 ms |
| Screen format adjustments | 4:3, 16:9, Zoom |
| Progressive scan | Yes |
| Motion interpolation technology | PPI (Picture Performance Index) 4500 |
| Display refresh rates supported | 48 Hz, 120 Hz, 144 Hz, 288 Hz |
| Dynamic contrast ratio marketing name | Mega Contrast |
| Native refresh rate | 144 Hz |
| Native aspect ratio | 16:9 |
| Anti-glare screen | Yes |

### Smart TV

| Feature | Value |
|---|---|
| Smart TV | Yes |
| Internet TV | Yes |
| Operating system installed | Google TV |
| Operating system version | 12.0 |
| Video on Demand (VOD) support | Yes |
| Video apps | Amazon Prime Video, Netflix, YouTube, Apple TV, Disney+, Google TV, HBO, HBO Max, PLEX, Paramount+, Twitch, Youtube TV |
| Music apps | Deezer, Spotify, TIDAL, YouTube Music, TuneIn |
| Sports apps | BBC Sports |
| Lifestyle apps | Google Apps |
| Apple AirPlay 2 support | Yes |
| Hybrid Broadcast Broadband TV (HbbTV) | Yes |
| Screen mirroring | Yes |
| Built-in Chromecast | Yes |

### Ports & interfaces

| Feature | Value |
|---|---|
| HDMI version | 2.1 |
| HDMI ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 1 |
| DVI port | No |
| PC in (D-Sub) | No |
| AC (power) in | Yes |
| Digital audio optical out | 1 |
| PC Audio in | No |
| RF ports quantity | 1 |
| Common interface (CI) | Yes |
| HDCP | Yes |
| Common interface Plus (CI+) | Yes |
| Audio Return Channel (ARC) | Yes |
| RF connector type | F, IEC |
| Common interface Plus (CI+) version | 1.4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 1 |
| Consumer Electronics Control (CEC) | T-link |

### Network

| Feature | Value |
|---|---|
| Wi-Fi | Yes |
| Wi-Fi standards | Wi-Fi 5 (802.11ac) |
| Ethernet LAN | Yes |
| Bluetooth | Yes |
| Browsing | Yes |
| Wi-Fi Direct | Yes |
| Web browser | Yes |
| Bluetooth profiles | A2DP, HID |

### Audio

| Feature | Value |
|---|---|
| Enhanced Audio Return Channel (eARC) | Yes |
| Equalizer | Yes |
| RMS rated power | 20 W |
| Auto volume leveller | Yes |
| Number of speakers | 2 |

### TV tuner

| Feature | Value |
|---|---|
| Analog signal format system | NTSC, PAL, SECAM |
| Tuner type | Analog & Digital |
| Auto channel search | Yes |
| Number of tuners | 1 tuner(s) |
| Digital signal format system | DVB-C, DVB-S2, DVB-T2 |

### Technical details

| Feature | Value |
|---|---|
| Picture-in-Picture | Yes |

### Power

| Feature | Value |
|---|---|
| Energy efficiency class (SDR) | D |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 50 kWh |
| Energy consumption (HDR) per 1000 hours | 115 kWh |
| AC input frequency | 50 |
| AC input voltage | 220 - 240 |
| Energy efficiency scale | A to G |
| Energy saving mode | Yes |

### Design

| Feature | Value |
|---|---|
| Product colour | White |
| On/off switch | Yes |
| Mercury content | 2026 mg |
| Colour name | Light walnut woodgrain |
| Introduction year | 2026 |

### Other features

| Feature | Value |
|---|---|
| 3D | No |
| Wi-Fi ready | Yes |
| Apple HomeKit support | Yes |
| Video compression formats | AVI, H.264, H.265, MKV, MP4, MPG, TS, VP9, WEBM, WMV |
| Country of origin | Poland |
| Warranty card | Yes |
| Built-in camera | No |
| Google applications | Google Home |
| Voice control | Yes |
| Mobile High-Definition Link (MHL) | Yes |
| Digital Living Network Alliance (DLNA) certified | Yes |
| Warranty period | 2 year(s) |

### Performance

| Feature | Value |
|---|---|
| Game mode | Yes |
| Image gallery | Yes |
| Processor cores | 4 |
| Smartphone/tablet remote support | Yes |
| USB recording | No |
| NVIDIA G-SYNC | No |
| Picture processing technology | TCL AiPQ Pro Processor |
| Ambient lighting | No |
| AMD FreeSync | Yes |
| Multi-screen | Yes |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | Dolby Vision, Dolby Vision IQ, High Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG) |
| AMD FreeSync type | FreeSync Premium Pro |
| SmartThings app support | No |
| Game features | 4K HFR (High Frame Rate), Auto Low Latency Mode (ALLM), Variable Refresh Rate (VRR), Game Bar 4.0 |
| Calman Ready | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Width (with stand) | 1234 mm |
| Height (with stand) | 766 mm |
| Depth (with stand) | 295 mm |
| Weight (without stand) | 13000 g |
| Height (without stand) | 710 mm |
| Width (without stand) | 1234 mm |
| Depth (without stand) | 39.9 mm |
| Weight (with stand) | 13400 g |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Alkaline |
| Battery weight | 15 g |

### Management features

| Feature | Value |
|---|---|
| Electronic Programme Guide (EPG) | Yes |
| Sleep timer | Yes |
| On/Off timer | Yes |
| Auto power off | Yes |
| Firmware upgradeable | Yes |
| On Screen Display (OSD) languages | ALB, BUL, CRO, CZE, DAN, DEU, DUT, ENG, ESP, EST, FIN, FRE, GRE, HUN, ITA, LAV, LIT, MAC, NOR, POL, POR, RUM, RUS, SER, SLK, SLV, SWA, TUR, UKR |
| Parental control | Yes |
| Number of OSD languages | 29 |
| ECO mode | Yes |
| Programming period | 8 day(s) |
| Hotel mode | No |
| Works with Amazon Alexa | Yes |
| Basic hotel mode | No |
| Works with the Google Assistant | Yes |
| Works with Samsung Bixby | No |
| Works with Apple Siri | Yes |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 17500 g |
| Package depth | 122 mm |
| Package height | 875 mm |
| Package width | 1360 mm |
| Package weight | 17.5 kg |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | AC |
| Quick start guide | Yes |
| Desktop stand | Yes |
| Batteries included | Yes |
| Subwoofer included | No |
| E-manual | Yes |
| Smart Remote included | Yes |
| Soundbar included | No |
| Manual languages | ALB, BUL, CRO, CZE, DAN, DEU, DUT, ENG, ESP, EST, FIN, FRE, GRE, HUN, ITA, LAV, LIT, MAC, NOR, POL, POR, RUM, RUS, SER, SLK, SLV, SWE, TUR, UKR |
| Adjustable cabinet stand | Yes |
| TV frame included | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Products per pallet | 12 pc(s) |
| Master (outer) case height | 875 mm |
| Master (outer) case width | 1360 mm |
| Master (outer) case gross weight | 17500 g |
| Pallet gross weight | 232320 g |
| Pallet gross width | 1400 mm |
| Pallet gross length | 800 mm |
| Pallet gross height | 1865 mm |
| Pallet net weight | 232320 g |
| Master (outer) case length | 122 mm |
| Products per master (outer) case | 1 pc(s) |
| Pallet net length | 800 mm |
| Pallet net width | 1400 mm |
| Pallet net height | 1865 mm |

### Certificates

| Feature | Value |
|---|---|
| Digital Living Network Alliance (DLNA) specification | DMR |

### Features

| Feature | Value |
|---|---|
| Timeshift | No |
| Teletext function | Yes |
| Subtitles function | Yes |
| 4K Ultra HD upscaling | Yes |

### File formats

| Feature | Value |
|---|---|
| Audio formats supported | MP3, WMA |
| Image formats supported | BMP, HEIF, JPG, PNG |
| Video formats supported | AVI, H.264, H.265, MKV, MP4, MPG, TS, VP9, WEBM, WMV |

## FAQ

### How much does the TCL A400 Pro 55A400 Pro 55-inch 4K Smart TV cost, and is it available for purchase?

The price is 629.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 16 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 29.06.2026 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: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can TCL A400 Pro 55A400 Pro 55-inch 4K Smart TV 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 TCL 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 TCL 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 diagonal (metric), hd type, display technology, led backlighting type, display resolution, operating system installed, wi-fi, energy efficiency class (sdr), energy efficiency class (hdr), energy consumption (sdr) per 1000 hours, energy consumption (hdr) 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 TCL A400 Pro 55A400 Pro 55-inch 4K Smart TV?

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/12480661/68809397_large.webp