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HD 450BT | Sennheiser
Emotive bass and powerful range
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headphones: Sennheiser HD 4.20s review: No-nonsense design with excellent sound reproduction - The Economic Times
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Review - Sennheiser's new Hi-Res Audio IE 600 In Ear Headphones - Magnetic Magazine
Sennheiser HD 650 Open-back Audiophile and Reference Headphones | Sweetwater
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