Check the listing for details. Plantronics C3215 Blackwire Single Ear USB Wired Headset With Microphone Poly PC. Color: Black, Condition: Used, Made in China. Listed at 10.49 USD. The Plantronics C3215 Blackwire Single Ear USB Wired Headset With Microphone is a sleek and stylish headset designed for computer and desktop use. With its on-ear design and built-in microphone, this headset offers convenient hands-free calls, volume control, noise cancellation, and in-line control. The black color and single earpiece make it a comfortable and practical choice for various work or entertainment settings. Its USB connectivity ensures easy plug-and-play functionality, making it a reliable and user-friendly option for those in need of a high-quality headset. We may from time to time select a different shipping carrier to deliver your items as long as the estimated delivery window does not exceed what was previously shown.