2-Port PCI-Express USB 3.0 Controller
USB 3.0 Controller - 2x USB 3.0 External Ports - PCI-Express X1 Slot - Low-Profile - EtronTech EJ168A Controller - No Cable(s) Included - Retail Box - Windows Compatible - Requires SATA Power Connector
4-Port RS232 Serial PCIe Card w/ Breakout Cable
RS-232 Serial Controller - 4x 9-Pin RS-232 Serial External Ports - PCI-Express 1.0 X1 Slot - Low-Profile - MosChip MCS9904CV-AA Controller - Retail Box - Windows / OS X / Linux Compatible