DescriptionCard Size: 85.5 x 54 x 5mmIndependent full speed downstream USB 2.0 OHCI portsFull 480 Mb/s bandwidth for USB power usersOperating Temperature: 0 to 45 centigradeHot-plugging， and wake-up supportingSupports 32 bit CardBus PC Card Type II slotsSupports up to 127 USB devices per portChip: NEC chip.USB Bus Power: (PC Card w/o Adapter) +5V， 100mA per port， (PCI or PC Card w/ Adapter) +5V， 500mA per portSystem Requirement :Available 32-bit CardBus / PCMCIA Type II slotPackage included: 1 X PCMCIA to USB 2.0 CardBus 2 Port 480M NEC_chip