The BlueParrott C300-XT Black Ear-Pad (On the Ear) Headsets 9376 are high-quality Bluetooth headsets designed for comfort and convenience. With a sleek black color and a model specifically designed for single earpiece use, these headphones feature an adjustable headband for a perfect fit. The noise cancellation feature ensures clear communication, while the built-in microphone allows for hands-free calls. Perfect for on-the-go use, these Bluetooth headsets by BlueParrott offer a reliable and stylish option for cell phone accessory.