Amazon.com: SENNHEISER HD 4.40 Around Ear Bluetooth Wireless Headphones - Black : Electronics
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Best Buy: Sennheiser HD 4.40 Wireless Over-the-Ear Headphones Black HD 4.40 BT
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Pairing the headphones with a Bluetooth device
Best Buy: Sennheiser HD 4.40 Wireless Over-the-Ear Headphones Black HD 4.40 BT
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