Supreme Pro Earmuffs from MSA provide optimum protection with high amplification, AUX input and a watertight battery compartment. Two separate, well-shielded microphones offer optimum stereo effect and location of sound direction. AUX input enables external audio sources to be connected, such as a radio. Lead with 3.5mm mono jack plug is included. MSA Safety Products Division, Pittsburgh, PA. www.MSAnet.com

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