The Sony MDR-NC500D Noise Canceling Headphones in black are designed for live monitoring and offer a comfortable fit with a headband form factor. Featuring Bluetooth wireless technology, these over-the-ear headphones provide noise cancellation and closed-back sound for immersive listening experiences. With a built-in microphone and foldable design, they are convenient for on-the-go use and include a charger for added convenience. Made by Sony, a trusted brand in audio technology, these headphones are suitable for a variety of listening needs.