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StarTech.com 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485 Model PEX4S232485Type: PCI Express to Serial Port CardExternal Ports: 2 x RS232
2 x RS422 / RS485Operating Systems Supported: Windows 8 (32/64bit), 7 (32/64), Vista(32/64), XP(32/64), 2000
Windows Server 2008 R2, 2003(32/64)
Linux Kernel 2.6.xSpecifications: Data Bits: 5, 6, 7, 8
FIFO: 256 Bytes
Flow Control: None, Xon/Xoff, RTS/CTS
Max Baud Rate: 460.8 Kbps
Parity: None, Odd, Even, Space, Mark
Serial Protocol: RS-232/422/485
Stop Bits: 1, 1.5, 2
Supported Protocols: RS-232, RS-422, RS-485 2-wire / 4-wireModel #: PEX4S232485
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LUOM USB3.0 A to A Hub, 4 Port USB 3.0 Hub, Ultra Slim Portable Data Hub Applicable for iMac Pro, MacBook Air, Mac Mini/Pro, Surface Pro, Notebook PC, Laptop, USB Flash Drives, and Mobile HDD , Black Limited time offer, ends 03/06
Color: BlackType: Docking StationStandards: USB 3.1Ports: 4 PortsModel #: J-TYTX-26-1
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VANTEC Quad Chip 4-Port Dedicated 5Gbps USB 3.0 PCIe Host Card Model UGT-PCE430-4CExternal USB Ports: 4x USB PortsOperating Systems Supported: PCI-Express x4, x8 or x16 slots
Microsoft Windows XP,7,8,8.1, Server 2012, 2008 R2, 2003, and Linux Kernel 2.6.31 or later
USB 3.0 devices preferred to get maximum speedSpecifications: Device Support: USB 3.0 Type A (backward compatible with USB 2.0 and 1.1)
Ports: 4, USB 3.0 Type A ports
Bus Technology: PCI-Express x4
Power Connector: 1 - LP4 (4 pin Molex) or SATA power connectorDimensions: 168 x 69 x 20mmModel #: UGT-PCE430-4C