The Qlogic 2 Port SFP 10GB Adaptor SK is a high-quality network card designed for computer networking needs. With its dual SFP external interfaces, this adaptor offers fast data transfer rates of up to 10 Gbps, making it ideal for demanding network applications. Manufactured by Q Logic and backed by a 1-year warranty, this model (QLE3142-SR-CK) is a reliable and efficient choice for enhancing the performance of your computer network setup.