WeArable Neuromodulation DeVice for the TrEatment of Alzheimer's Disease

Inclusion Criteria: * Adult participants (aged 65 - 85 years inclusive) diagnosed with probable Alzheimer's disease dementia . * Willing and able to comply with study requirements. * Have a study partner who sees the participant for more than three hours a day, 5x per week and is that is willing to consent and participate in the trial. * Anticipation that the participant is able to remain on a stable regimen of medications used for the management of Alzheimer's disease and will not introduce new medications used to treat Alzheimer's disease during the study. * Participant and study partner must both be fully vaccinated from COVID-19 prior to the study screen Exclusion Criteria: * Were diagnosed with probable Alzheimer's disease prior to 65 years of age. * Has experienced a heart attack, angina, or stroke within the past 12 months or a transient ischemic attack (TIA) within the past 6 months. * Are being treated with another neurostimulation device * Experience frequent falls * Works night shifts. * Have unresolved complications from a previous surgical procedure at the baseline visit, such as swelling or persistent pain, that requires medical intervention. * Have active ear infections, or other significant ear problems. * Have a recent history of frequent ear infections * Have a cochlear implant or hearing aids that cannot be easily/reliably removed for treatment. * Have chronic tinnitus. * Have previously been diagnosed with traumatic brain injury with ongoing sequela. * History of medication-refractory depression or bipolar disorder in the past three years. * History of schizophrenia. * Participation in an interventional clinical trial for any medical or psychiatric indications within 3 months of the screening visit, or at any time during the study.