OTTO TECH

Hearing aids; hearing aids for the deaf; hearing protectors without the ability to reproduce or transmit sound; assistive listening device for the hearing impaired; digital hearing aids; ear plugs for hearing protection; electric hearing aids; electrical hearing aids; electrically operated hearing aids; electrically-operated hearing aids; medical hearing instruments; medical hearing instruments and parts of such devices; medical testing devices for measuring hearing loss in patients, namely, audiometers; parts of acoustic apparatus for the hearing-impaired, namely, cerumen protection systems; sound processors adapted for use with prosthetic hearing devices; wireless transmitters and receivers for use with hearing aids