Beuiouer Supports up to 127 USB devices per port Chip: chip. USB Bus Power: (PC Card w/o Adapter) +5V, 100mA per port, (PCI or PC Card w/ Adapter) +5V, 500mA per port System Requirement :Available 32-bit CardBus / PCMCIA Type II slot Colour:As shown Material:Metal Package Contents: 1 * PCMCIA to USB2.0 expansion card 1 * USB2.0 data cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.