asked 139k views
4 votes
Why are earbud wires for an mp3 player coated with plastic

1, to better conduct the sound
2, to insulate the wires
3, so they look good
4, so they dont break

asked
User Marques
by
8.7k points

2 Answers

3 votes
The naked wires are dangerous, so the plastic coating insulates and protects the wires :)
answered
User Soufiene
by
8.6k points
3 votes

2) they add the insulation to better the durability or the earbuds

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