3M SKU: 7000052881
Lead Time: ~2 days
Y-Harness for mounting a boom microphone to the left earcup and enabling connection to a PTT adapter for two-way radio communication
*The NRR may overestimate the hearing protection provided during typical use.;3M PSD products are for occupational use only.;50 PR Per Case;These test earplugs are modified with a probe tube for use during earplug fit testing with the 3M™ E-A-Rfit™ Validation System