Ground Zero GZNK 165SQ-K 165 mm / 6.5" Kevlar 190W Mid-Woofer

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?

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• 🟢 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.

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🚚 Free delivery on orders over €49 with Chronopost Économique to a pickup point (estimated delivery time of 4 to 10 business days).

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Other faster delivery methods are also available depending on the products and your delivery address.

📦 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

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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

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The Sound Auto Concept Team

Highlights

• High-tech Kevlar cone for exceptional sound reproduction
• High-efficiency neodymium-ferrite hybrid magnet system (88 dB)
• Power handling of 130W RMS / 190W max
• 38 mm voice coil for optimal thermal management
• GZ-design cast aluminum basket with unique ventilation

Description

The Ground Zero GZNK 165SQ-K mid-bass speaker embodies the excellence of Ground Zero's SQ (Sound Quality) range. Designed for high-end audio installations, this 165 mm woofer integrates a high-tech Kevlar cone, a material renowned for its exceptional rigidity and lightness, ensuring precise and distortion-free sound reproduction over a wide frequency band from 40 Hz to 5 kHz.

The neodymium-ferrite hybrid magnet system offers high efficiency of 88 dB while ensuring perfect linearity and optimal thermal management. The 38 mm voice coil allows for excellent heat dissipation and significant excursion, ideal for reproducing low frequencies with authority and precision.

• Copper cap linearizing impedance for stable response
• Cast aluminum enclosure and basket for maximum rigidity and heat dissipation
• GZ design with unique ventilation for sustained performance
• Hexagonal NRG protective grille with optional Ground Zero logo
• Gold-plated screws and solder terminals for reliable connections
• Low resonant frequency (43 Hz) for deep bass
• Supplied in pairs for complete stereo installation

Technical Specifications

Why choose it

• Exceptional SQ (Sound Quality) for demanding audiophiles
• Kevlar cone offering rigidity and lightness for faithful reproduction
• Neodymium-ferrite hybrid system combining power and efficiency
• Wide frequency response (40 Hz - 5 kHz) for versatile use
• Premium all-aluminum construction for durability and performance
• Unique basket ventilation for prolonged operation without overheating
• Copper cap for impedance linearization and stability
• Distinctive GZ design with hexagonal NRG grille and gold-plated finishes

Documentation

Ground Zero Official Website