85436996
Sep 30, 2011
Aug 27, 2013
Microphones; audio devices incorporating microphones; ear plugs not for medical purposes; earphone accessories, namely, earphone cushions, earphone pads, cord management systems, earphone cases, and earphone extension cords; Earphones; Headphones; Hearing protection headsets, not for medical use; Protective ear coverings
Electrical and Scientific Apparatus