Pyramex's Venture Gear Sentinel Electronic Earmuff features slim profile ear cups, fold-away, padded headband, and a front facing microphone. The muff helps amplify hearing, while compressing harmful sounds and reducing them to a safe level. It also has an auto shut-off after four hours, 3.5 mm AUX jack for use of MP3 and mobile devices and height adjustment to fit all sizes.

• NRR 26dB
• Height adjustment to fit most
• Fold-away, padded headband
• Front facing microphone
• Amplifies hearing, while compressing harmful sounds and reducing them to a safe level
• Auto shut-off after four hours
• 3.5 mm AUX jack for use of MP3 and mobile devices
• Two AAA batteries are included