mkrzych
100+ Head-Fier
- Joined
- Sep 17, 2010
- Posts
- 203
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- 29
Hello,
How long usually you burnt in that Grado model to show their potential? Generally how long it takes when they noticably changed the sound in plus?
How long usually you burnt in that Grado model to show their potential? Generally how long it takes when they noticably changed the sound in plus?