The StarTech.com 2 Port ExpressCard 1394a FireWire Laptop Adapter Card is a versatile and compact device designed for laptops with an ExpressCard 34 form factor. It features two external FireWire 400 ports, allowing for easy expansion and connection of various devices. With a maximum data rate of 400 Mbps, this adapter provides fast and reliable performance. Compatible with universal brands and products, this StarTech.com card is a reliable and efficient solution for expanding the connectivity options of your laptop.