# Thomson COSY SB400BTWSBK Soundbar with Wireless Subwoofer Black

**URL:** https://aio.lv/en/product--thomson-sb400btwsbk--12531057
**Data updated:** 2026-06-22 11:32 (EEST)
**Category:** Speakers
**Manufacturer:** THOMSON
**Manufacturer code:** SB400BTWSBK
**EAN:** 3499550390865
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 155.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 128.92 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--thomson-sb400btwsbk--12531057

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

The Thomson COSY SB400BTWSBK is a high-quality soundbar system featuring a dedicated wireless subwoofer for enhanced bass performance. Designed to improve television audio, this sleek black soundbar provides a clear and immersive sound experience for movies, music, and gaming. Its wireless connectivity ensures flexible placement options in any living room setup, delivering a balanced audio output for home entertainment.

## Long description

The Thomson COSY SB400BTWSBK is a high-quality soundbar system designed to significantly upgrade your home entertainment audio. Featuring a dedicated wireless subwoofer, this system delivers deep, resonant bass that complements the clear and crisp output of the main soundbar unit. Its sleek black finish allows it to blend seamlessly into any modern living room decor, while the wireless connection between the bar and the subwoofer provides versatile installation options without the clutter of extra cables.
Advantages
This soundbar system offers a substantial improvement over standard television speakers by providing a wider soundstage and more detailed audio reproduction. The inclusion of a wireless subwoofer ensures that low-frequency effects are handled with precision, adding depth to cinematic experiences and music playback. The compact design of the main unit ensures it fits easily under most television screens, while the wireless functionality simplifies the setup process and allows for flexible placement of the subwoofer anywhere in the room to optimize acoustic performance.
Suitable for
Enhancing television audio for movies and series
Improving sound quality for gaming consoles
Streaming music via wireless connectivity
Small to medium-sized living rooms or bedrooms
This system may not be suitable for large open-plan spaces where high-volume, room-filling professional cinema audio is required. It is also not intended for users seeking a multi-channel surround sound setup with rear speakers, as it is designed primarily as a stereo soundbar solution with a subwoofer.
Key specifications
Wireless subwoofer connectivity
Sleek black aesthetic design
Optimized for television and multimedia audio
Compact soundbar form factor
How to use
To set up the Thomson COSY SB400BTWSBK, connect the soundbar to your television using the appropriate audio cable. Place the wireless subwoofer in a convenient location near a power outlet, ensuring it is within range of the soundbar for a stable connection. Once powered on, the subwoofer should pair automatically with the main unit. Use the included remote control or the buttons on the soundbar to adjust volume levels and select your preferred audio settings for the best listening experience.
What to consider before purchase
Check the available audio output ports on your television
Ensure there is sufficient space for the soundbar in front of your TV
Verify that the subwoofer placement area has access to a power socket
Usage recommendations: For the best audio performance, place the subwoofer on the floor in a corner or near the wall to enhance bass resonance. Keep the soundbar centered relative to your seating position to maintain a balanced stereo image.

## FAQ

### How much does the Thomson COSY SB400BTWSBK Soundbar with Wireless Subwoofer cost, and is it available for purchase?

The price is 155.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 18 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 10.07.2026 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. All transactions are 100% secure and encrypted.

### Can Thomson COSY SB400BTWSBK Soundbar with Wireless Subwoofer 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 THOMSON 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 THOMSON 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