Control apparatus for audio signals; recorded noise cancellation software; ear plugs for divers; noise cancelling headphones; batteries for use in hearing aids; recorded application software for mobile phones for the control of ear plugs or head phones; protective cases for headphones; downloadable application software for cloud computing services for control or signal processing in the fields of hearing aid and hearing protection; noise cancelling apparatus, namely, ear plugs; downloadable application software for social networking services via internet; digital audio players; noise filters, namely, acoustic sound filters for ear plugs; headphone amplifiers; adapters for connecting telephones to hearing aids; noise suppression apparatus; downloadable computer programs for control or signal processing in the fields of hearing aid and hearing protection; acoustic transformers; wireless headphones; ear phones; personal headphones for sound transmitting apparatuses; audio noise reducers, namely, ear plugs for personal use; in-ear headphones; instruments for the reduction of noise in systems for recording audio signals, namely, acoustic filters

Medical apparatus for use in testing hearing disorders; medical instruments for use in relation to hearing for hearing protection; noise protection in the form of deformable ear plugs for noise reduction; hearing protection devices, namely, hearing protectors without the ability to reproduce or transmit sound; acoustic amplifiers in the nature of hearing aids for partially deaf persons; ear plugs for sleeping; hearing aids; digital hearing aids; sound excluding instruments for medical use, namely, ear plugs for medical purposes; ear thermometers; hearing protectors without the ability to reproduce or transmit sound; electronically operated hearing aids; ear trumpets; earmolds being parts of hearing aids; ear plugs for medical purposes; ear inserts for medical use, namely, ear plugs; analog hearing aids; ear adaptors specially adapted for hearing aids; hearing aids for the deaf; medical apparatus for use in treating hearing disorders; hearing apparatus for the deaf, namely, amplifying ear plugs; programmable hearing aids; ear plugs for hearing protection while sleeping, swimming, working in industrial or office environment or playing on musical instruments; medical apparatus for use in alleviating hearing disorders; medical hearing instruments; ear plugs for protection against noise; noise cancelling apparatus, namely, ear plugs; audio noise reducers, namely, ear plugs for personal use