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Amazon.com: MASTER & DYNAMIC MH40 Wireless Over-Ear Headphones - Noise Isolating with Mic - Professional Studio Headphones with Bluetooth Capability, Black : Electronics
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Master & Dynamic MH40 review: Beautifully crafted, rock-solid headphones that also sound excellent - CNET
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Amazon.com: MASTER & DYNAMIC MH40 Wireless Over Ear Headphones - Noise Isolating with Mic - Professional Studio Headphones with Bluetooth Capability : Electronics
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