Features: 6N single crystal coppered USB cable, with wire diameter of 8.5mm and two cores (0.28m per cored) to improve sound quality, providing delicate, clear, and clear sound, and restoring real sound. USB 2.0 plug, precise signal positioning, rich detail, strong resolution, high and low frequencies accurate, the sound is thick and full, and the space is wide. Heavy shielding, rejecting interferences, independent aluminum foil shielding+130% coppers shielding effectively block noise, resulting in clearer sound quality and unleashing the charm of music. Stable transmission without distortions, clear sound quality, no noise, and clear sound quality. Suitable for amplifiers/desktop computers/laptops/sound cards/decoding devices, etc. Specifications: Material: Single crystal coppered Length: 50cm, 75cm, 1m, 1.5m, 2m(optional) Size: approx. 50cm/19.69inch, 75cm/29.53inch, 1m/3.28ft, 1.5m/4.92ft, 2m/6.56ft Wire Cores: 6N single crystal coppers (99.9999%) Package Includes: 1 Piece USB A to USB A Cable note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.