Noise Reduction Rate (NRR) : 22 DB Battery Type : AA Material : Soft Foam Color : Black/Yellow Includes : AM/FM Stereo, Antenna With High Reception Sensitivity, Stereo Input Jack With Patch Cord And (2) AA Batteries
Noise Reduction Rate (NRR) : 26 DB Ear Plug Color : Black Ear Plug Material : Silicone Suitable For : Plugfones Liberate 2.0, Guardian Plus And Guardian
Noise Reduction Rate (NRR) : 26 DB Ear Plug Color : Orange Ear Plug Material : Silicone Suitable For : Plugfones Liberate 2.0, Guardian Plus And Guardian
Noise Reduction Rate (NRR) : 24 DB Radio Band Type : AM/FM Battery Size : AA Battery Type : Alkaline Color : Black/Silver Dimensions : 3.98 In L X 7.05 In W X 8.46 In H