







Hertz ML 700.3 Legend
Mille Legend Series 3" midrange speakers
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Hertz ML 700.3 Legend | Mille Legend 3" Midrange Speakers
The Hertz ML 700.3 Legend is a reference-grade 3-inch midrange driver designed to anchor the high-end soundstage of a flagship Mille Legend system. Using a powerful Neodymium magnet and the proprietary V-cone® exponential profile, this driver delivers exceptional dispersion and linearity. It is engineered to provide an extended, properly damped frequency response, making it the ideal partner for the ML 1800.3 Legend woofer in a competition-level multi-amplified setup.
Product Highlights
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V-cone® Geometry Upgrade: The exponential profile without a traditional dust cap ensures the cone acts as a perfect piston, resulting in utmost linearity and wide acoustic dispersion.
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Boundary Free Surround: This specialized IIR rubber surround provides more surface area than standard 3-inch drivers, allowing for better efficiency and a wider frequency response into the mid-bass range.
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Pressed-Pulp Cone with Cotton Fibers: This premium material blend offers a near-perfect balance of stiffness and lightweight agility, ensuring natural timbre and minimal distortion.
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Anti-Resonant Aluminum Basket: The three-spoke die-cast aluminum frame features built-in venting holes to prevent back-wave compression and maintain acoustic transparency.
Key Features
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Neodymium Magnet Motor: FEA-optimized to provide superior dynamics and precise control over the mobile voice coil for high-fidelity reproduction.
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Pure Copper Voice Coil: A one-layer mobile coil that provides a wider extension into the high-frequency range, allowing for a seamless transition to the tweeter.
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CNC Machined Plates: Forged from very low carbon content steel to maximize magnetic permeability and ensure low distortion even at high power levels.
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High-End Finish: Features an elegant diamond-cut basket edge and includes a factory-provided die-cast aluminum grille with a diamond-cut logo.
Technical Specifications
| Feature | Specification |
| Speaker Size | 70 mm (3 in.) |
| Component Type | Midrange |
| Power Handling (Peak) | 100 Watts (Hi-Pass filtered @ 250Hz - 12dB Oct.) |
| Frequency Response | 200 Hz – 20,000 Hz |
| Sensitivity | 90 dB SPL |
| Nominal Impedance | 4-Ohm |
| Voice Coil Diameter | 20 mm (0.8 in.) |
| Mounting Depth | 1.62 in. (41.3 mm) |
What’s In The Box?
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(2) Hertz ML 700.3 Legend Midrange Speakers
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(2) Die-cast aluminum grilles
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(8) 1/2" Allen head screws (2.5mm)
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(8) Speed clips
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(1) 2.5mm Allen head bit
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(1) Owner’s manual
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Mounting template (printed on the box)

What Others Are Saying
Eddie was great - SDCS installed a new head unit in my 2019 4Runner. He was honest in his opinions regarding the options I was considering. Pricing was also good - he was able to reuse some of my existing installation kit so I saved a bit of $$.Installation was clean and fast and he took the time to walk through the features before I left. Highly recommend!!
I had a great time at this shop! The staff really knows their stuff and took the time to explain the different options without pressure. Installation was quick, clean and professional. Everything looks factory and sounds amazing. The prices were fair and customer service was above and beyond. I highly recommend this place if you're looking for quality car audio and excellent service.
Those guys are really professional! I had a new Alpine floating head unit installed in my 2008 Mercedes, and it feels like a brand-new car. The installation was super clean. At first, the sound wasn’t the same as the factory stereo, but Kevin tuned it to be just as good—if not better—without adding any new amps. They even used my factory GPS antenna so I don’t have extra wires hanging out. On top of that, they matched the online price. Big thanks to Kevin and Eddie—highly recommended!
Kevin was awesome, he took his time and explained everything to me. I went in initially for a dash cam install and then decided to get a sub and amp installed as well. Both turned out great and will be returning if I need more work done.
Came In not knowing what to expect when suddenly my stereo stopped working. Spoke with Kevin in the front and after a VERY fast diagnosing they discovered my wiring was incorrect. After only about 45 minutes total being in the store I was on my way to the beach with a working stereo again! Thank you so much SDCARSTEREO
Highly recommend Kevin and the team at San Diego Car Stereo for any issues with aftermarket stereos. I bought a car with an aftermarket stereo and AC unit that wasn’t working properly—specifically, the heat wasn’t functioning due to an improper setup. I had several people look at it with no luck, and even the dealership basically refused to help because it was an aftermarket install. I came to Kevin and his team over the holidays feeling pretty defeated, but he was confident he could get the heat working before I headed back to a Colorado winter. Sure enough, he got it done.
FAQ
Do products purchased from San Diego Car Stereo come with a warranty?
Yes, all products come with a 1-year manufacturer warranty unless otherwise stated. This covers any defects excluding physical damage.
Are these products brand new?
Yes, every product we sell is 100% brand new, unused, and comes in original manufacturer packaging unless clearly marked otherwise.
Do you offer installation services?
Yes, we offer professional installation services at both of our San Diego Car Stereo locations. Our expert technicians have over 50 years of combined experience to install all of your car, marine, or offroad audio needs. Stop by or give us a call to schedule an appointment to get a quote in person.
