The Peltor TAC 6s Stereo electronic folding hearing protectors are lightweight and have adjustable stainless steel padded wire headband for optimum fit. Originally designed for military long range listening, it will amplify the full range of audible sounds up to 100 yards away. Used by police departments, swat teams and investigation units these protectors allow you to hear conversations and sounds from a distance safe and out of sight. Normal speech and range commands can be heard while wearing this unit. • The compact, folding electronic hearing protector electronically perceives and localizes weak sounds. • Excellent for hunting applications and for persons with pre-existing hearing loss • Impulse noise attenuated immediately • Features dual, stereo volume controls • Wide, soft padded headband distributes weight while two-point suspension exerts low pressure for comfortable, long term use • Soft, liquid foam-filled ear cushions provide added comfort • Light weight 8.8 ounces • Four 1.5 V long life AAA batteries provide 200+ hours of service. • NRR: 19db