The HP Ethernet 1 Gb 4-port 331T Adapter HSTNS-BN82 647592-001 REV:A is a network card manufactured by HP, designed with 4 Ethernet (RJ-45) ports and a maximum data rate of 1 Gbps. This adapter is specifically made to enhance the networking capabilities of computers and tablets, providing fast and reliable internet connectivity. With its compact design and high performance, it is a useful addition for improving network efficiency in various settings. Made in China, this product ensures quality and craftsmanship from a trusted brand.