For in-store pickup only, Home Depot offers the 3M Peltor Tactical 100 Electronic Hearing Protector, model no. TAC100-OTH, for $49.97. That's the lowest total price we could find by $23. In addition to suppressing sudden loud noises, they feature low-level noise amplification, low-profile cups, and a 3.5mm audio input jack. They run on two AAA batteries (not included.)