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About the Expression Ruby USB
The Ruby cable is part of the Expression series, which includes the Emerald and Sapphire models. It is known for its exclusive aesthetic, with a ruby leather sleeving and a miniature genuine ruby stone near the B-type plug. The cable is available in various lengths, including custom options, and is designed to provide a pure signal path for optimal audio performance.
Specifications
### Specifications
- **Material**: Ultra-high-purity oxygen-free copper with silver
- **Connectors**: Tellurium copper/rose gold-plated A-B type
- **Lengths**: Standard lengths include 20cm, 50cm, 1m, 1.5m, 2m, and 3m; custom lengths available
- **Design**: Hand-made copper conductors of various purity and AWG, ruby leather sleeving
- **Break-in Period**: Minimum 100 hours, best results after 200 hours
- **Special Features**: Available with or without 5V power wire