The JBL TUNE 670NC Noise Cancelling Bluetooth Headphones are sealed and designed for an immersive listening experience. With their black color and comfortable ear-pad design, these headphones by JBL are perfect for on-the-go use. The Bluetooth connectivity allows for wireless freedom, while the noise cancellation feature ensures a pure audio experience without any distractions. Ideal for both music lovers and those looking to block out external noise, the JBL TUNE 670NC headphones offer high-quality sound in a sleek and stylish package.