A simple touch of a button activates the Push-to-Listen (PTL)† feature for a 30-second interval. This allows the user to hear speech and sound outside the muff cup, clearly and safely amplified up to 87dB.
- Pivoting earcups tilt easily to fit most facial profiles
- Liquid foam-filled ear cushions for comfortable fit
- NRR: 26dB (over-the-head); 25dB (cap attached)
- 3M Catalog# H7A-PTL , 3M Catalog# H7P3E-PTL
Over-the-Head Model features padded headband with four-point suspension
Cap-Mounted Model fits most standard slotted hardhats
† The Push-to-Listen feature is in one earcup only; other cup is standard protective style.
|Assembly, cleaning, demolition, facility maintenance, grinding, machine operations, painting, sanding, welding|
|Foam, Plastic, Metal|