Broadband

This refers to high-speed data transmission in which a single cable can carry a large amount of data at once.
broadband has started to replace baseband, the single-channel technology originally used in most computer networks. higher-speed connection

Many computer networks use a simple line code to transmit one type of signal using a medium's full bandwidth using its baseband (from zero through the highest frequency needed). Most versions of the popular Ethernet family are given names such as the original 1980s 10BASE5 to indicate this.