Signal to Noise Ratio (SNR) dB: 32. Standard Noise Reduction (SNR) : 32. Type: Wall mounting bracket.Wall mounting bracket required only with the first purchase of ear plugs.
Overview
Signal to Noise Ratio (SNR) dB: 32. Standard Noise Reduction (SNR) : 32. Type: Wall mounting bracket.Wall mounting bracket required only with the first purchase of ear plugs.
