Headphones; Repeaters; Repeaters for use in data networking; Receiving devices for connection to communication networks; Network management computer software; Network connector for radio networks; Local area networking apparatus for the transmission of data; Ethernet adapters; Devices for use in the networking of computers; Computer software downloaded from the internet; Computer programs relating to computer networks; Computer networking apparatus; Communication routing apparatus; Expandable data processing apparatus; Transmitting apparatus for radio; Network applications being computer programs; Electrical power adaptors; Antennas; USB flash drives; Electric leads for use with computers