The BlueParrott B450-XT Monaural Bluetooth Wireless Headset that features advanced noise-cancelling microphone that eliminates 96 percent of ambient noise and Voice Control for hands-free control of headset functions, and voice memo record. Upgrade your comfort. With BlueParrott's VoiceControl technology, you can use your voice to answer/reject calls keeping your hands free. Featuring up to 24 hours talk time, large, easy-to-press buttons and an improved wireless range of up to 100 metres. A full day on the road made easy with BlueParrott B450-XT. BlueParrott specializes in noise cancelling headsets for professional drivers.