cable that consists of four unshielded twisted pair (UTP) copper wires supporting signals up to 20 MHz.[citation needed] It is used in telephone networks which can transmit voice and data up to 16 Mbit/s
"cable that consists of four unshielded twisted pair (UTP) copper wires supporting signals up to 20 MHz.[citation needed] It is used in telephone networks which can transmit voice and data up to 16 Mbit/s"@en