New in box. The Taotronics TT-BH041 Bluetooth Wireless Mono Headset Headphone is a sleek and high-quality headset designed for on-the-go use. With its comfortable headband form factor and single earpiece, it is perfect for long calls or listening to music. The headset features active noise cancellation, wireless technology, and a rechargeable battery for added convenience. The adjustable headband, microphone mute button, volume control, and HD voice ensure a great user experience. The headset comes in a stylish black color and has a boom microphone for clear audio capture.