USB3.0 compatible. This is a USB-A to Micro-B (dual port) cable. It's a standard used for external HDDs, etc. [Condition] ・Brand new, unused, and unopened ・Stored in a bag after purchase ・Power-on/operation check not performed [Notes] ・Please confirm compatibility with your devices. ・Everything in the photos is included. ・Due to being unopened, we cannot handle initial defects. ・No returns accepted. Although new, this is a personally stored item, so please purchase only if you understand this.