With Bluetooth® technology, the Wireless Communication Accessory allows you to stay connected to your smart phone throughout your work day and have hands-free conversations. Quickly set up the Bluetooth® connection with the auto pairing and connecting feature.  The single button operation makes taking a phone call easy, even while wearing gloves. With the integrated speaker inside the X series earmuff, and the noise cancelling microphone, the wireless communication accessory has been designed for talking in noisy environments.