Experience exceptional sound quality with the Plantronics Blackwire 520 headset. Designed for both comfort and durability, it features adjustable leather cushions and a lightweight headband, allowing for extended wear during long conference calls or when you're immersed in your work. The black headset boasts a smart sensor for auto-on/off functionality, in-line control for easy management of your audio, and active noise cancellation for a focused listening experience.The headset includes a range of functionalities such as call answer/end, volume control, and a microphone mute button, all while ensuring high-definition sound. The 7ft cable provides ample reach, and the rotating ear cups allow for personalized positioning. With built-in playback controls and a boom microphone, this wired USB headset is an ideal choice for professionals seeking efficiency and superior audio performance.