Usability of the CP950 Sound Processor

One month protocol, with 2 study visits. The aim of the study to is to gain patient and
audiologist feedback on their experience and usability with the device and wireless
programming pod.

Inclusion Criteria:

1. At least 6 months experience with a Nucleus 24 series or later implant in at least one
implanted ear

2. Subjects age 12 and older who are cognitively and developmentally able to complete all
study related questionnaires as deemed by the principal investigator or delegated
staff

3. At least 3 months experience with the CP810,CP920 or CP910 sound processor

4. Ability to use 2 zinc air batteries with their current program (MAP)

5. Willingness to participate in and to comply with all requirements of the protocol for
the duration of the trial

Exclusion criteria:

1. Unrealistic expectations on the part of the subject, regarding the possible benefits,
risks and limitations that are inherent to the procedure and prosthetic device

2. Additional disabilities that would prevent participation in evaluations

3. Implant types not currently supported by the CP950 sound processor (i.e.,N22)