This item is being sold as-is due to multiple cracks in the plastic parts. Please examine the images carefully and only purchase if you are satisfied with the condition. The calling and other functions themselves work without issue. The Microsoft Modern Wireless Headset features a comfortable over-ear design and includes a USB adapter, making it ideal for business and remote work. - Brand: Microsoft - Model Name: Modern Wireless Headset - Accessories: USB adapter - Design: Over-ear Thank you for viewing.