More about the product
The Hertz HEX65MTW is a high-performance marine speaker designed to deliver clear and powerful sound in demanding outdoor environments. Built for durability, this speaker uses corrosion-resistant materials and UV protection to ensure long-lasting reliability even when exposed to water, salt, and sunlight. Its robust construction makes it ideal for marine audio systems where strength and sound quality are essential.
The HEX65MTW features a 6.5-inch midrange driver paired with a coaxially mounted tweeter for balanced sound across all frequencies. The polypropylene woofer cone is treated with UV inhibitors for added strength and resistance to environmental damage, while the tweeter provides crisp high frequencies for detailed audio reproduction. This combination ensures music sounds vibrant and full, even in open spaces.
Engineered for efficiency, the HEX65MTW delivers strong output without requiring high-powered amplifiers. It offers a wide frequency response, producing deep bass and clear highs for an enjoyable listening experience. The sealed motor structure and stainless steel hardware prevent corrosion, guaranteeing reliable operation in marine conditions.
The HEX65MTW is finished with a sleek white grille, adding a clean and modern look to any boat interior. While it does not include integrated LED lighting or wireless features, its focus on durability and sound clarity makes it a dependable choice for marine audio systems.
Limitations include the absence of advanced tuning features or decorative lighting, which are available in higher-end models. However, for those seeking a robust and straightforward marine speaker that prioritises sound quality and protection against the elements, the HEX65MTW is an excellent option.
Technical details
- Brand
- Hertz
- Cone
- Polypropylene with UV inhibitors
- Continuous Power Handling
- 50WRMS
- Dome
- PEI
- Frequency Response
- 50Hz ÷ 23kHz
- Impedance
- 4Ω
- Mounting Depth
- 60.5mm
- Peak Power
- 100W
- Size
- 6.5 inches
- Tweeter Magnet
- Neodymium
- Woofer Magnet
- High density flux ferrite
Frequently Asked Questions
In addition to shipping all over Australia with Australia Post, we also offer in-store pickup from our Bankstown, NSW store. From the checkout, you're able to select between shipping methods, regular, Express, or In-Store Pickup. For more information on Bankstown Sound shipping, please read more here.
We offer installation services for everything we sell. Our installations come with a lifetime warranty and are performed at our Bankstown, NSW workshop by Car Audio installation specialists with over 25+ years experience. Please contact us for an installation quote if you're wanting us to do it for you.
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.

