Note that this is a discontinued product. You may want to visit the brand's page here to browse their newer products.
What reviewers think
Bloggers and YouTubers have tried this product—so we've summarized their strongest opinions below. Links to full reviews follow.
All
Royal Double Crown Speak
reviews

Manufacturer details
- Metallurgy: Pure S10 Monocrystal Silver
- Construction: Hexagon
- Insulators: Kapton, Teflon, Air Insulation
- Cores: 6
- Available Terminations: SSP010 Spade (S10 monocrystal silver), WBT 0610 Ag Banana
The custom-made S10 monocrystal silver spade connector is the final touch, giving the Royal Double Crown Speaker cable even more body, detail, depth, and amazing musicality.
Also, the 6-core Hexagon construction with air insulation used throughout the Royal Crown series ensures the most efficient and symmetric wire distribution leading to reduced inductance and capacitance.
Available with Spade and Banana connectors:
Spade – Siltech-made SSP010 made from pure S10 monocrystal silver
Banana – WBT 0610 Ag
As Siltech's finest ever cable range, the Royal Crown series replaces our highly acclaimed Royal Signature series. A clean-sheet, no-compromise design, it covers every popular audiophile application, from analogue and digital interconnects, to power cords and loudspeaker cables.
When connecting loudspeakers to the amplifier that drives them, everything must be right about the cables linking them. Siltech's Royal Crown series speaker cables do the very best possible job, with no compromises made.
At the heart of the design is our unique, single silver crystal conductor. Silver is the most conduct...
Brand highlights
Taking a step back to look at reviewers' thoughts of the brand's entire lineup—not just this product—what stands out most is the following:
Select products
Explorer Series
- Positioning: The entry-level offering, designed to provide high-quality sound at an accessible price point.
- Description: Uses ultra-high purity 6N monocrystal copper conductors. Unlike the higher-end Classic Legend Series, which uses silver-gold conductors, focuses on affordability while maintaining excellent electrical noise suppression.
Classic Legend Series
- Positioning: A mid-range offering that builds on the success of the Classic Anniversary series, providing significant technological advancements.
- Description: Features G9 silver-gold conductors and a 3-layer insulation system.
Ruby Crown
- Positioning: Commemorates Siltech's 40th anniversary, offering a dedicated all-analog cable range with advanced metallurgy.
- Description: Uses the latest S10 monocrystal silver conductors. This series is a step up from the Classic Legend Series, offering higher-grade connectors and a unique 3- or 4-core design.
Royal Crown Series
- Positioning: A high-end offering that delivers performance close to Siltech's flagship Royal Triple Crown.
- Description: Features a new Hexagon construction and S10 monocrystal silver conductors, offering low inductance and capacitance. It surpasses the Ruby Crown Series with its advanced construction and dual-layer insulation.
Master Crown
- Positioning: The latest flagship, surpassing all previous models in performance and musicality.
- Description: Represents the pinnacle of audio technology, offering exceptional performance across all parameters. It is superior to the Royal Triple Crown with its advanced simulations and sensitive measurements.
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