<br>        Inclusion Criteria:<br><br>          -  Aged over 18 and under 70 years of age<br><br>          -  The ability to read and understand English/German<br><br>          -  Willing and able to provide informed consent<br><br>          -  Willing to commit to the full duration of the study<br><br>          -  Have been experiencing tinnitus more than 3 months and less than 5 years<br><br>          -  Experiencing subjective tinnitus<br><br>          -  Baseline Tinnitus Handicap Inventory (THI) score between 28 and 76 points<br><br>          -  Baseline Minimum Masking Level (MML) between 20 and 80dBHL<br><br>          -  Maximum AC pure-tone audiometry hearing loss of 80dB HL at any test frequencies in the<br>             region of 250Hz to 8kHz or 40 dB HL in the set {250,500,1k} either unilaterally or<br>             bi-laterally<br><br>        Exclusion Criteria:<br><br>          -  If participant has been diagnosed with objective tinnitus<br><br>          -  Commenced usage of hearing aid within the last 90 days<br><br>          -  Cases where pulsatility is the dominant feature of tinnitus<br><br>          -  Patients whose tinnitus cannot be masked during MML assessment<br><br>          -  Meniere's disease<br><br>          -  Significantly severe Loudness Discomfort Level (LDL), <30dB SL<br><br>          -  Depression or neuro-psychological condition, previously diagnosed or identified from<br>             the State-Trait Anxiety Inventory (STAI) scores greater than 120<br><br>          -  Diagnosed with somatic tinnitus resulting from head or neck injury<br><br>          -  Temporomandibular Joint Disorder (TMJ)<br><br>          -  Current or previous involvement in medico-legal cases<br><br>          -  Pregnancy<br><br>          -  Oral Piercings<br><br>          -  Neurological conditions that may lead to loss of consciousness (e.g. epilepsy) or is<br>             considered to be the dominant feature of the tinnitus, as assessed by audiologist or<br>             ENT consultant<br><br>          -  Severe cognitive impairment based on Mini Mental State Examination (MMSE), less than<br>             20<br><br>          -  Pacemakers or other electro-active implanted devices<br><br>          -  Have used Neuromod Devices products in the past<br><br>          -  Participants currently prescribed drugs for a Central Nervous System pathology, i.e.<br>             epilepsy, Multiple Sclerosis (MS), Parkinson's, bi-polar disorder.<br><br>          -  The site Principal Investigator does not deem the candidate to be suitable for the<br>             study for other reasons not listed above<br><br>          -  Self-reporting episodes of Auditory hallucinations<br><br>          -  Abnormal Otoscopy as assessed by the Audiologist, including active Otitis Media,<br>             perforation and hearing loss that is identified as completely conductive<br><br>          -  Abnormal Tympanometry as assessed by the Audiologist<br>