The SONY WH-CH520 Wireless Headphones Bluetooth Headset with Microphone in black is designed for studio monitoring, DJ, and live monitoring purposes. With a double earpiece design and built-in microphone, these headphones offer convenience and versatility for various audio professionals. Featuring Bluetooth wireless technology, noise cancellation, and a 1.2m cable length, the SONY WH-CH520 headphones provide a sleek and high-quality audio experience for users in the 2020s. The included charger ensures easy maintenance and long-lasting use, making it a reliable choice for professionals in need of a reliable headset for their work.