The Peltor PTL Ear Muff from 3M offers noise protection with an NRR of up to 26 db and the ability to hear speech and signals, “unmuffled” and safely amplified up to 87 db, the company said. It’s on/off listening button lets a user activate the listening mode for a 30-second interval without having to remove the earcups, providing increased protection against dangerous noise hazards, the company says. After 30 seconds, the muff automatically returns to its full protection. It features padded, wide headband with four-point steel suspension for improved hold with less pressure. The Peltor PTL Ear Muff is also available in the cap-attached model, which fits most standard slotted hard hats.