Independent full speed downstream USB 2.0 OHCI ports Full 480 Mb/s bandwidth for USB power users Operating Temperature: 0 to 45 centigrade Hot-plugging, and wake-up supporting Supports 32 bit CardBus PC Card Type II slots<br><br>Supports up to 127 USB devices per port Chip: NEC 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<br><br>Package Contents: 1 * PCMCIA to USB2.0 expansion card 1 * USB2.0 data cable<br><br>Only the above package content, other products are not included. Note: Light shooting 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.