Port:
Supports PCI Express Base Specification Revision 2.0.
Single-lane (x1) PCI Express rates up to 5 Gbps.
Supportsmultaneous operation of multiple USB 3.0, USB 2.0 and USB 1.1 devices.
Each USB port supplies maximum +5V / 900mA power output to USB device
Parallel Port:
IEEE 1284 compliant parallel port interface, supporting SPP/PS2 EPP/ECP modes and centronics interface
Faster data rates up to 1.5Mbps for parallel port