General description 100% Brand New and High Quality. This PCI Express to PCI Slot Adapter is easy to install and plug in, designed for high efficiency in data transfer. Technical specifications Data transmission speed: 2.5Gbps Support DC 12V power supply Compatible with 32-bit PCI bus Bus speed: up to 66/33MHz Compatible with PCI Express 1.0 and PCI Version 2.3 Power requirements: 3.3V/1A, 3.3V/100mA, 5V/5A, and 12V/500mA Main Chips: ASMedia ASM1083 Supported Operating Systems: 2003/XP/VISTA/7/8/10, LINUX Compatibility and accessories Includes 3 x PCI Express x1 to PCI Riser Cards Other information Color: as shown Material: metal Measurement allowed error: +/- 1-3 cm Note: Light reflection and different displays may cause the color of the item to differ slightly from the real thing.