New in retail box

Pro Ears Gold II 30

User Manual

Auto shut off

Made in the USA

Low battery indicator

Separate volume controls

Military-grade circuit boards

The noise reduction rating (NRR) is 30

Uses four (4) AAA batteries (not included)

Proprietary DLSC compression technology 

Amplifies sounds up to 8x with high fidelity and has a 1.5 millisecond response time