Oppo PM-1 headphone Review
May 10, 2014 Comments Off on Oppo PM-1 headphone Review
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“I don’t usually make that big a deal about the sound of headphone “break-in,” but the PM-1’s sound changed for the better after it had 50 hours of use. The initial, fresh out-of-the-box sound was too laid-back and mellow for my taste”
Audiophilepure 
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