The Industry's Fastest 4-Port USB HBA The RocketU 1344A is the latest iteration of HighPoint's industry-leading 4-port USB HBA's, and delivers uncompromised USB 3.1 Gen2 10Gb/s per-port transfer bandwidth. The RocketU 1344A has been optimized for USB storage devices such as external drives, drive docks and drive enclosures. However, the four universal Type-A ports are fully capable of supporting USB 1.0/2.0/3.x peripherals and input devices such as printers & scanners, mice & trackballs or flash drives and card readers. Host Interface: PCI Express 3.0 x4 Package Contents: RocketU 1344A Industry's Fastest 4-Port USB HBA Quick Installation Guide Host Interface: PCI Express 3.0 x4 Product Type: USB Adapter Product Type: USB Adapter Manufacturer Part Number: RU1344A Platform Supported: Linux Platform Supported: Mac Platform Supported: PC Limited Warranty: 1 Year Weight (Approximate): 2.72 oz Form Factor: Plug-in Card Form Factor: Plug-in Card Length: 3.8 Manufacturer: HighPoint Technologies, Inc Product Model: 1344A Product Name: RocketU 1344A Industry's Fastest 4-Port USB HBA Product Line: RocketU Brand Name: HighPoint Brand Name: HighPoint Width: 3.7 Total Number of USB Ports: 4 Environmentally Friendly: Yes Environmental Certification: REACH Environmental Certification: WEEE Environmental Certification: RoHS Total Number of USB Ports: 4 Number of USB 3.1 Ports: 4