Modifiers matching channel:

• spectral,
• tubular,
• round,
• elastic,
• physical,
• extraneous,
• narrow,
• common,
• noisy,
• wireless,
• closed,
• artificial,
• single,
• natural,
• current,
• over,
• alternative,
• same,
• linear,
• main,
• shared,
• logical,
• secure,

Simple categories matching wireless:

• system,
• carrier,
• device,
• topic,
• communication,
• technology,
• application,
• security,
• equipment,
• terminal,
• network,
• entity,
• environment,
• channel,
• apparatus,
• link,
• connection,
• interface,
• appliance,
• handset,
• unit,
• links,
• spectrum,
• facility,
• product,
• computer,
• broadcasting,
• instrument,
• communications,
• receiver,
• hardware,
• means,
• transmitter,
• peripheral,
• source,
• gear,
• transmission,
• medium,
• user,
• communicator,
• provider,
• devices,
• gadget,
• zone,
• modem,
• antenna,
• speaker,
• alarm,
• service,
• item,
• accelerometer,
• activity,
• artifact,
• sensor,