ISOtunes FREE 2.0 True Wireless Bluetooth Ear Plugs (NRR 25) Colour:Black Range of compression from 60
Yard notes & kiln story
Description
ISOtunes FREE 2.0 True Wireless Bluetooth Ear Plugs (NRR 25) Colour:Black Range of compression from 60 Range of compression from 60 dB SPL (lower threshold) to 90 dB SPL (upper threshold) with a compression ratio of 2:1 such as central sleep apnea Inspect the eartips before every use for degradation or deformation and maintained in accordance with the manufacturer's instructions as stated in the manual included with the product