Zonotone 6N USB 2.0 [approx. 21cm] 1 cable [Opened. Conductivity confirmed]. - Connectors are USB Type A and USB Type B. - Used once for auditioning upon purchase, then capped and stored in its box for long-term keeping. - Upon listing this item, I confirmed conductivity and verified that it works for PC audio (confirmed using a USB DAC headphone amplifier). - This is one of the cables that came as a bonus with the purchase of "High-Quality USB Cable x 4 SPECIAL Special Appendix '4 Audio USB Cables' (Separate Volume Stereo Sound)". - As I am an amateur, I cannot comment on the subtle differences in sound quality due to aging. Please consider this when purchasing. - Please understand that this is a used item, and refrain from purchasing if you have any concerns. - Please note that the booklet and the other three cables are not included. [Other] - Shipping will be via Rakuraku Mercari or Yu-Yu Mercari. - No price reduction. - Offered for sale to organize my collection. - No claims and no returns accepted.