![Sennheiser HD 4.40 BT Headphones Black + Asus USB-BT400 Nano Bluetooth Stick: Amazon.de: Electronics & Photo Sennheiser HD 4.40 BT Headphones Black + Asus USB-BT400 Nano Bluetooth Stick: Amazon.de: Electronics & Photo](https://m.media-amazon.com/images/I/510bDODzT+L._AC_SY355_.jpg)
Sennheiser HD 4.40 BT Headphones Black + Asus USB-BT400 Nano Bluetooth Stick: Amazon.de: Electronics & Photo
SLR Revolution - The Sennheiser HD 4.40 BT offers high-quality wireless sound for every day listening on the move. The closed-back, around-ear headset features Bluetooth 4.0 and aptX compatibility to deliver true
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