PCI Express PCI-E to 2 Port USB 3.0 Host Control Card w/ *0Pin USB3.0 Connector NEC Chipset with Solid Capacitors

It is an expansion card that connects to the motherboards via a single lane PCI-E gen 2.0 slot. Its single USB 3.0 internal connector offers output for dual front port USB 3.0 super speed interface which enables data transfer with maximum compatibility and stability. For those looking to use cases or drive bays that supports the new USB 3.0 internal connector standard, the expansion card is the quickest way to upgrade any motherboard with PCI-E gen 2.0 slot to be compatible with the new standard.

Supports standard USB 3.0 internal connector

PCI Express gen 2.0 with single lane(x1) throughput 5Gbit/s

Supports simultaneous operation of multiple USB 3.0/2.0/1.1 devices

Offers up to two external USB 3.0 super speed ports

Support 5V bus power from computer's power supply

Build in power connector to receiving extra power from system
Power requirement: 5Vdc via peripheral 4pin power connector
Form factor: Single lane(x1) PCIe gen 2.0
USB 3.0 controller: NEC D*****1 
USB Ports: Dual port USB 3.0 support (one internal connector)
USB bus power output: 5Vdc / 1.2A
Drive Support Windows XP, Vista, 7(*2bit/*4bit)
Transmitting Speed: USB 3.0(5Gbit/s), USB 2.0(**0Mbit/s), USB 1.1(*2Mbit/s)
USB host interface: USB3.0 (Max. 5Gbps) compatible with USB 2.0

Package including:
1x PCI-E to USB3.0 Card
1x Low-profile bracket
1x Driver CD