PCI Express Interface Card for low profile adapter cards Install half-height/low profile PCI interface cards in a standard PCI Express expansion slot. Innovative bracket design adapts and secures the existing half-height/low profile bracket of the PCI Card PCI Express base spec 1.0a compliant for up to 250 Mb/s of available bandwidth Highlights: - LP4 Power Connector Included for Universal Voltage PCI Cards (3.3 V/5 V) - Compliant with PCI Express to PCI/PCI-X Bridge spec 1.0 - No driver or software installation required