Enjoy 5% off pre-order products, automatically applied at checkout.

Offer not valid on MTX Audio, Alpine, Focal, Pioneer, Kenwood, Dynavin, JVC and JBL products.

How to understand the displayed delivery times?

For greater transparency, we display the availability of each product in a box at the top of its product page:

• 🟢 In stock: product available in our warehouse, ready to be shipped.
• 🟠 Pre-order – X business days: average time to receive the product in our warehouse before it is shipped to you.

Delivery times are estimates and may vary depending on suppliers and shipping.

We do our best to provide you with clear and reliable information so that you can order with full knowledge of the situation.

Upon receipt of the product, your order is automatically prepared and shipped. You will receive tracking information by email.

Need fast delivery? Choose "In stock" products.

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Sound Auto Concept lets you enjoy gifts all year round! We offer you a 5% discount, which is automatically added to the cart for pre-order products.

Are you planning to purchase a complete installation or products in bulk? 

Don't miss your chance! Feel free to contact us via the chat box on our website. 

Our team will be happy to discuss your needs and offer you the best possible price. 

We are here to help you complete your project under the best conditions!

The Sound Auto Concept team.

📦 Preparation and shipping

In-stock products ordered before 12 p.m. are generally shipped the same day. After 12 p.m., shipping generally takes place on the next business day.

Pickups are available Monday through Friday, excluding holidays.

🚚 Our delivery methods

• Chronopost Économique pickup point: free delivery with purchases of €49 or more (4 to 10 business days).
• Chronopost 24h pickup point: fast delivery to a pickup point.
• 24h home delivery: our only home delivery option. Please note that this delivery method is not considered a guaranteed express delivery.

Delivery times begin once the carrier has accepted the package and are provided as estimates in business days.

Important: check that your product is listed as "In stock" on its product page. For pre-orders, shipping takes place only after the product has been received at our warehouse.

Some heavy or bulky packages may incur additional shipping and handling fees, which are automatically displayed in your cart.

⚠️ Receiving your package

Check the condition of your package before accepting it. In the event of damage, make specific reservations with the carrier or refuse the package if necessary.

If you experience any problems, please contact our customer service team promptly.

Unsure about choosing a product or its compatibility? Our team is here to help!

📞 Phone: 09 85 13 66 35

💬 Live chat: directly on our website.

🕒 Our hours:

• Tuesday to Saturday
• Mornings: 9:30 am – 12:00 pm
• Afternoons: 1:30 pm – 6:00 pm

Need help choosing your equipment?

Our advisors can guide you and even prepare your cart directly via chat, with products tailored to your needs.

💪 Take advantage of our technical expertise to order with complete confidence!

The Sound Auto Concept Team

Flatbox Large Speaker, High quality. Pairs perfectly with the DLS Systeme 2.1 subwoofer. Glossy black finish, White and black grille included. Sold in pairs

Flatbox Slim Large White

Flatbox Slim Large - the perfect choice if you want a slim speaker with good sound. A Flatbox with smaller external dimensions and depth. It can be used as front, rear or center speakers in a surround system or as additional speakers in multiroom systems. The slim design makes them suitable everywhere.

The back has several keyhole brackets for mounting in different ways. Like the other Flatboxes, it is available in matt white silk and black piano lacquer, the white and black fabric fronts are always included.

Description / type 2-way bass-reflex speaker for wall mounting
Finish / Color Black piano finish, white and black front grille included
Impedance 8 ohms
Woofer Size 3″ Paper/Wool Cone
22mm Soft Dome Tweeter
Frequency range 70-25,000 Hz
Sensitivity 86 dB / 1W, 1m
Recommended amplifier 30-120 Watt
Dimensions (L x D x H) 770 x 80 x 470 mm / 6.7″ x 3.15″ x 18.5″
Weight 2.83 kg / 6.24 Kg

Download the manual