The Plantronics CS55 DECT 6.0 Noise Cancelling Wireless Headset in black is an in-ear earbud model that offers Bluetooth connectivity for a seamless wireless experience. With its noise cancelling feature, this headset provides clear and uninterrupted communication, making it a great choice for professionals using computers, laptops, or desktops for work tasks. The Plantronics brand ensures quality and reliability, making this headset a versatile and convenient accessory for those looking for a high-performance communication solution.