Check the listing for details. Wireless Bluetooth Headset w USB Remote Work From HOME *FREE SHIPPING*. Color: Black, Condition: Open box. Listed at 34.99 USD. Headset - wireless, wired - Bluetooth - USB Carrying case Description Corded reliability meets wireless flexibility. The Black wire 700 Series is the versatile UC headset that offers high-quality PC audio and seamless Bluetooth connectivity to mobile phones and tablets. Enjoy unmatched audio quality, industry-first Smart sensor technology that automatically answers a Call when you put on the headset, and a detachable cable for taking your mobile calls throughout the office. Compatible with Windows and Mac OS. Wireless frequency - Bluetooth v3.0 + EDR Features & details Dual connectivity Smart sensor technology Unmatched sound clarity Enhanced mobility This Plantronics BLACKWIRE C720-M headset is the perfect accessory for anyone in need of a high-quality audio experience. With its comfortable headband and double earpieces, this headset is designed for long-term use. The microphone is equipped with a boom for clear communication, and the black color gives it a sleek and professional look. Great for use with computers, tablets, and other devices, this headset is a must-have for anyone who values clear and crisp audio. The open box condition ensures that the headset is in excellent working order, and with its brand name of Plantronics, you can be confident in its quality.