Adapter cables for headphones; Adapter plugs; Audio headphones; Earphone accessories, namely, earphone cushions, earphone pads, earphone cases, and earphone extension cords; Host bus adapters; Noise cancelling headphones; Personal headphones for sound transmitting apparatuses; Power adapters; Power adapters for computers; Stereo headphones; Telephone headsets; Virtual reality headsets; Wireless adapters for computers; Wireless cellular phone headsets; Wireless headsets for smartphones