RuiLing 2-Pack,USB 2.0 A to Micro B Female / Male Adaptor Coupler Connector Adapter. USB Micro B (Male) to USB A (Female) Adapter General Features: Black color Ideal for portable digital devices with USB Micro B ports Regulatory Approvals: RoHS compliant Micro USB adapter lets you use a USB charger / cable to charge and sync devices with a micro USB power port Fully support High Speed USB 2.0 specification Brand New generic USB 2.0 A to Micro B Female / Male Adapter