The Shooter allows for clear communication, as well as enhanced ambient awareness. When a gunshot is fired, the electronic circuit instantly suppresses the loud noise, protecting your hearing! Provides hearing protection of 30 dB (NRR), 3 amplification levels up to 86 dB, blocks harmful noise 9gun shots) while maintaining situational awareness, wind noise reduction comfortable, no gun mount interference. Includes: 2 defendEar digital ear plugs, 5 pairs of diffrent sized foam ear tips, 2 spare wax guards, 1 cleaning brush, 6 size 10 batteries, 1 storage pouch