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Crystal clear amplification of low level sounds while compressing and blocking out harmful noise. True stereo amplification. Uses six AAA Batteries not included. NRR 21. Features Advanced no cut out circuitry delivers unsurpassed performance True stereo amplification delivers maximum volume and clarity Significantly enhances hearing while protecting at the same time DualDensity Foam DDF Technology delivers 21 NRR Padded SoftFleece headband for maximum comfort Compact, collapsible low profile design and soft touch finish Extended runtime of 250 hours with power on LED indicator Manufacturer model 864446. Crystal clear amplification of low level sounds while compressing and blocking out harmful noise. True stereo amplification. Uses six AAA Batteries not included. NRR 21. Features Advanced no cut out circuitry delivers unsurpassed performanc
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