StarTech ST53004U1C 4-Port USB 3.0 Hub plus Dedicated Charging Port - 1 x 2.4A Port Type: USB Standards: USB 3.0 Ports: 4 - USB 3.0 A (9 pin; SuperSpeed) Female 1 - USB 3.0 A (Fast-Charge; 9 pin; SuperSpeed) Female Transfer Rate: Up to 5 Gbps LEDs: 4 - Port status (Blue) Power Input: Input Current: 0.6 A Input Voltage: 100 ~ 240 AC Operating System Supported: OS Independent; No additional drivers or software required Dimensions: 0.90 x 2.40 x 4.10