More about the product
The Hertz DCX690.3 Dieci 6x9-Inch Coaxial Speakers are designed to deliver full-range sound with clarity and precision. Part of the Dieci series, these speakers combine a large woofer with an integrated tweeter and supertweeter, providing a wide frequency response for a balanced listening experience. This design ensures smooth sound reproduction without the need for external crossovers, making installation straightforward.
The DCX690.3 features a 6x9-inch woofer cone made from high-quality materials that offer rigidity and accurate sound performance. The integrated tweeter and supertweeter handle mid and high frequencies with precision, creating detailed and natural audio. Hertz engineers have optimised the internal components for durability and consistent performance, even in demanding automotive environments.
Thanks to its slim profile and shallow mounting depth, the DCX690.3 fits easily into standard 6x9-inch speaker locations. The frame and magnet structure are designed for stability, ensuring reliable operation over time. These speakers are an excellent choice for upgrading factory-installed units without major modifications.
While the DCX690.3 delivers clear mids and highs with improved detail, it is not intended for extreme bass output. For those seeking deeper low-end performance, pairing these speakers with a dedicated subwoofer is recommended. When combined with a quality head unit or amplifier, the DCX690.3 provides a noticeable improvement in clarity and overall sound compared to stock speakers.
The Dieci series is known for offering a balance of affordability and performance, and the DCX690.3 continues that tradition. It provides a straightforward upgrade path for those who want better sound without complex installation. With Hertz’s reputation for precision engineering, these speakers deliver reliability and quality in a compact package.
Technical details
- Brand
- Hertz
- Continuous Power Handling
- 90WRMS
- Frequency Response
- 45Hz ÷ 21kHz
- Impedance
- 4Ω
- Magnet
- High density flux ferrite
- Mounting Depth
- 77mm
- Peak Power
- 180W
- Size
- 6 x 9 inches
Look out for Bankstown Sound Recommendations
The Hertz DCX690.3 is recommended for those seeking a high-quality upgrade from factory speakers without major modifications. It suits vehicles with standard 6x9-inch speaker locations and works well for everyday music listening. While it delivers clear mids and highs with extended detail, it is not designed for heavy bass, so adding a subwoofer is ideal for deeper low-end. Compared to cheaper alternatives, the DCX690.3 offers better clarity and build quality, while remaining more affordable than premium component systems.
Why Choose Bankstown Sound for Your Car Audio & Tech Upgrades
At our Bankstown Sound store and workshop in Sydney, our team ensures every car and auto audio installation and upgrade starts with an understanding of how you use your car. Our team works with you to understand your driving habits, the features you rely on, and the problems you’re trying to solve.
Most factory setups are built to broad standards and often lack the clarity or seamless connectivity required for how people actually drive. That’s why we focus on modernising your dashboard and audio performance based on how you use your vehicle.



