| Effective noise blocking | | | |
| Blocks noise, but transmits some voice | | | |
| Progressive sizing that fits patients well | | | |
| Easy placement and removal | | | |
| Stays in place during intended use | | | |
| Able to verify proper fit for effective noise blocking | | | |
| Patient Safety with verified product testing and clinical testing | | | |
| Single patient use for contamination control | | | |
| Multiple patient use | | | |
| Integrates/interfaces with other devices (please specify below) | | | |