PRODUCT GRADING Excellent (Grade B) - Will have very light scratches and light signs of use > Refurbished to the highest standards. Retail Box WHAT IS IN THE BOX Sennheiser HD 350BT Wireless Foldable Headphones, White / Grey USB-C Charging Cable PRODUCT DESCRIPTION Roam free with the Sennheiser HD 350BT Wireless Bluetooth Headphones and enjoy your favourite music in high quality. Sync them quickly and easily to all your devices using Bluetooth.The dynamic bass sound won\'t disappoint. And you can even dial in your sound on the intuitive equaliser when you connect to the Smart Control App.Plus, with 30 hours of battery life, you may even forget they need charging. But on rare occasions when you do run out of power, fast micro USB-C charging gives you a full charge in just 1.5 hours flat.What\'s more, buttons on the earcups make it super easy to control your tunes or calls. Use the Voice Assistant button for instant access to Siri or Google Assistant. PRODUCT INFORMATION Special features - Foldable, Microphone Feature Connectivity - technology Wireless Brand - Sennheiser Wireless communication technology - Bluetooth Form factor - Over-Ear Item weight - 238 Grams