MDTUNE

Hearing aids; hearing aid components, namely, hearing aid housings, ear hooks, ear tubing, and ear domes; hearing aid accessory kits comprising ear tubing, ear domes, hearing aid cleaning brushes, and hearing aid batteries; wireless transmitters and receivers for use with hearing aids

Hearing aid services; hearing loss testing, namely, providing online and phone assisted, self-administered testing to quantify hearing loss for diagnostic or treatment purposes; providing phone support and online information about hearing loss and hearing preservation