Product DescriptionThe Pyramex Venture Gear Sentinel Electronic Earmuff delivers reliable, comfortable hearing protection for the range, shop, or jobsite. Slim-profile ear cups and a fold-away, padded headband keep the fit light and unobtrusive, while front-facing microphones amplify ambient sounds and compress hazardous noise to safer levels. An auto shut-off after four hours conserves power, and a 3.5 mm AUX jack connects to mobile devices for audio input. Designed for all-day wear with adjustable steel-wire sliders, the Sentinel provides a Noise Reduction Rating of 26 dB in a durable black finish.Product Highlights Electronic hearing protection with sound amplification and compression for clear awareness NRR 26 dB in a slim, over-the-head design for a low-profile fit Fold-away, padded headband and adjustable steel-wire arms for comfort and portability Front-facing microphones enhance ambient sound while reducing harmful noise 3.5 mm AUX input; auto shut-off after 4 hours; powered by two AAA batteries Specs Product Type: Electronic earmuff (over-the-head) Noise Reduction Rating: 26 dB Color/Finish: Black Connectivity: 3.5 mm AUX jack for MP3/mobile devices Power: Two AAA batteries (auto shut-off after 4 hours) Microphones: Front-facing Materials: Earcups ABS; volume knob TPE; ear cushions PVC; headband PU with fabric cushion; steel-wire height adjustments Compliance: ANSI S3.19 Packaging: Clamshell Quantity: 1 pair UPC: 810170031038 Manufacturer Part Number: VGPME20 Brand: Pyramex Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.