SE-U2M9990A-P2 PCIe to dual-port PS2 riser card can add 2 PS/2 ports on the desktop motherboard or server .Supports hot-swappable, plug-and-play and driver-free peripherals SE-U2M9990A-P2 adopts ASIX MCS9990 chip solution, stable transmission, with line force, used for all other external PS/2 interface devices such as mouse and keyboard.PCI bus is suitable for PCI x1, x4, x 8, x16 card slots on the motherboard, PCI card slots are not supportedThe PS/2 port provides two external PS/2 terminal interfaces, supports hot plugging, and provides users with high-speed, stable and safe data transmission.-in 1 9-PIN USB2.0 pin port, which can be connected to floppy drive, optical drive or USB expansion panel -in 4-PIN socket to sufficient supply and stable operation of the equipment. (Low consumption, environmental protection and energy saving)Chip: ASIX MCS9990Card slot: PCI x1Interface: 2 x PS/2 (round terminal)-in supply and USB expansionSupport equipment hot swap, no driver, plug and playsize:8 x 6 x 1cmMaterial:pcbcolour:blackPackage Contents:1 * PCIE PS/2 riser card MCS9990Only the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.