Y-Harness for mounting a boom microphone to the left earcup and enabling connection to a PTT adapter for two-way radio communication These test earplugs are modified with a probe tube for use during earplug fit testing with the 3M E-A-Rfit Validation System3M is Leading the Advancement of Hearing Conservation.
- These test earplugs are modified with a probe tube for use during earplug fit testing with the 3M E-A-Rfit Validation System
- 50 PR Per Case
- 3M PSD products are for occupational use only.
- *The NRR may overestimate the hearing protection provided during typical use.
| Guides & Documents | Spec Sheet |
| Brand | 3M |
| Product Type | Probed Test Earplug |
| Collection | E-A-R |
| Color | Yellow |
| Material | PVC |
| Color/Finish Family | Yellow |


