Acoustic amplifiers; Audio amplifiers; Batteries for use in hearing aids; Digital sound processors; Personal headphones for sound transmitting apparatuses; Personal headphones for use with sound transmitting systems; Sound amplifiers; Sound transmitting apparatus; Assistive listening device not for medical purposes; Handheld electronic units for adjusting sound levels in hearing aids

Assistive listening device for the hearing impaired; Hearing aids; Hearing aids for the deaf; Hearing protectors without the ability to reproduce or transmit sound; Medical hearing instruments and parts of such devices; Digital hearing aids; Electric hearing aids; Electrical hearing aids; Electrically-operated hearing aids; Wireless transmitters and receivers for use with hearing aids