Pro Ears – Pro Slim Gold – Electronic Hearing Protection and Amplification – NRR 28 – Ear Muffs – Green. The Gold Series Advantage is the balance achieved between comfort, noise attenuation and purity of sound. Features: – The lighter weight makes this more appropriate for women in a high noise environment – Apple iPod, CD, motor sports scanner or radio compatible using a 3.5 mm mini jack. Enjoy high fidelity sound while protecting your hearing – NRR 28 – Weight: 11.1 oz – Green. Product Dimensions? 4 x 6 x 9 inches; 0.01 Ounces. Item model number? 603228. Department? Unisex-adult. Date First Available? June 8, 2005. Country of Origin? USA. Except on weekend or public holidays. We stand behind our products. Your receive the wrong item.