In order to keep bass, ears are needed to be echoing space.
OGS design take over echoing space of ears.
Why damage hearing?
Sounds pressure can not be released in closed ear caused to damage hearing.
OGS design guide echoed sounds into ears, which will mix with external voice like enjoy music in coffee shop.
Audio frequency characteristics
High pitch
Low pitch
Characteristic
Concentration
Emanation
Distance
Long
Short
Volume Suggestion
Sounds louder than 85 decibels are considered potentially hazardous. Below chart’s left column gives an idea of average decibel levels for everyday sounds around you.
By adapting the volume suggested, OGS earphone will bring you healthy and mobile safety music enjoyments. Strongly suggesting not to use the OGS earphone whereas the noises are over 90 dB, and leave the noises as soon as you could.
