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Marten Dexter Duo Bookshelf Speakers
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Marten Dexter Duo Bookshelf Speakers
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Overview
Marten Dexter Duo Loudspeakers
The Marten Dexter Duo is the compact stand-mount model and entry point into the Dexter series, bringing core Marten technologies into a smaller two-way loudspeaker. Handbuilt in Sweden, the Dexter Duo combines a 1-inch Marten pure diamond tweeter with a 7.5-inch ceramic mid/bass driver.
Despite its compact dimensions, the Duo retains the same fundamental technologies found throughout the Dexter range, including Marten's M-Core cabinet construction, Loaded Reflex Line bass system, Jorma Duality internal wiring, and optional stand with integrated Marten Isolators.
Diamond and Ceramic Drivers
The Dexter Duo features a 1-inch Marten pure diamond tweeter, delivering exceptional stiffness, low mass, fast transient response, and extremely low distortion.
A 7.5-inch Marten ceramic mid/bass driver handles everything below the tweeter. Its combination of high stiffness and low moving mass contributes to the speed, transparency, and control that define the Dexter series.
Marten's Loaded Reflex Line manages bass through a shaped internal channel terminating in a wide downward-firing slot, helping the compact Duo produce controlled, extended low-frequency performance while providing greater flexibility with room placement.
Built Like a Marten
The Dexter Duo uses Marten's M-Core triple-layer cabinet construction, engineered to minimize unwanted cabinet resonance, with a carbon-fiber laminate faceplate surrounding the tweeter.
Internal signal wiring is Jorma Duality, handmade in Sweden.
Optional dedicated stands are finished in matte black and incorporate mirror-polished Marten Isolators developed with IsoAcoustics, helping decouple the loudspeaker from the floor and reduce unwanted resonance transfer.
An optional Statement Edition upgrades the internal wiring to Jorma Statement and incorporates higher-grade crossover components.
Specifications
- Configuration: 2-way
- Tweeter: 1" Marten pure diamond
- Mid/Bass Driver: 7.5" Marten ceramic
- Crossover: Multi-diverse order at 2,000 Hz
- Frequency Response: 35 Hz–45,000 Hz ±2 dB
- Sensitivity: 88 dB / 2.83V
- Impedance: 6 ohms, 3.6 ohms minimum
- Power Rating: 200 watts
- Terminals: Single-wire, pure copper, rhodium-plated
- Internal Wiring: Jorma Duality
- Cabinet: M-Core triple-layer
- Cabinet Dimensions: 8.7–11.3" W × 16.9" H × 15" D
- Overall Dimensions with Optional Stand: 12.9–15.5" W × 41.3" H × 20.2" D
- Weight: 18 kg
- Optional Stands: Matte black with mirror-polished Marten Isolators
- Finishes: True Grain Oak, Matte Walnut, Piano Walnut, Piano Black
- Optional Upgrade: Statement Edition with Jorma Statement wiring and upgraded crossover components
- Manufactured: Handbuilt in Sweden
Experience Marten at The Grid HiFi
The Dexter Duo may be the smallest loudspeaker in the Dexter range, but getting the most from it still comes down to the complete system—amplification, sources, stands, positioning, and the room itself.
The Grid HiFi is your Marten expert in Houston, with the experience to help you select, match, and properly set up the Dexter Duo as part of a complete high-performance audio system.
Visit The Grid HiFi to experience Marten, or contact us for Dexter Duo pricing, availability, finish options, optional stands, Statement Edition upgrades, and complete system recommendations.
FAQs
Please read our FAQs page to find out more.
Do you price match?
Yes. We match any authorised dealer, including big-box retailers. If you find the same product at a lower price, contact us and we'll match it.
Do you offer free shipping?
Yes — free shipping on every order, with 2-day delivery available on most products. Easy returns and exchanges are included.
Where is your showroom?
We're at 6362 Alder Drive, Houston, Texas. The showroom lets you hear and compare reference-level systems in person before making any decisions. If you're considering a larger purchase or installation, it's well worth the visit.
Can I buy online without visiting the showroom?
Yes. The full product range is available through the online store with free nationwide shipping. For more complex system builds, speaking with one of our advisers first tends to lead to a better result.
Do you offer financing?
Yes. Special financing is available through the BrandSource Credit Card for qualifying purchases, allowing you to spread payments over time with no annual fee. Promotional rebate savings are also available periodically. See the financing page for full details.
Do you install systems as well as sell equipment?
Yes — installation is central to what we do. We design and install whole-home audio and video, home theaters, media rooms, outdoor audio, lighting and motorised shades, and full smart home automation.
Do you provide support after installation?
Yes. We provide ongoing service and support to ensure systems continue performing as intended — not just on installation day, but over the long term.