The Intel 307708-004 EtherExpress 16 8/16 Lan Adapter Card is a vintage 16-bit ISA-based network card designed by Intel. It is specifically designed for use with a COAX connection, offering a reliable and high-performance networking solution for older computer systems. This card is compatible with ISA ports, making it ideal for retro computer setups looking to expand their networking capabilities. With the reputable Intel brand backing it, users can expect quality and stability in their network connections.