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1. Open up rear earphones

Open up back again earphones have zero closes on the outside from the ears glasses, they may be ready to accept permit air flow by way of. The back of the sound creating device of this type of earphone is linked to the outside world.Wired On Ear Headphones  The casing of the earphone generally has several little openings or possibly is produced in a grid, so we can directly see the sounding system inside of.

2. Shut dback headphones

Shut down back headsets are definitely the precise opposite of wide open again headphones. Its audio unit is closed and remote from the outside planet. The advantage of this type of headsets is that they might be well isolated from the outside world and minimize seem seepage the low frequency array is likewise heavier and much more elastic than open again headsets.

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