1.Noise Cancelling Microphone - The trucker bluetooth headset with microphone adopts powerful ENC noise cancellation technology that eliminates 95% of harmful interfering noises, which targets your voice and filter out external noise to provide clear call experience for you. 2.All-Day Comfort for Prolonged Wear- Crafted with ultra-soft earmuffs and an adjustable headband, bluetooth headset features a 270° rotatable design for the microphone, ensuring prolonged comfort and easy to switch and left/right ear available, this wireless headset is perfect for work, promising day-long comfort. 3.Long Battery Life - The trucker bluetooth headset provides up to 20 hours of continuous talking time and 200-hour standby time. The wireless headset with mic for work saves the trouble of frequent charging. The bluetooth headset is perfect for trucker,office, home, remote working, call center, VoIP, Skype, et 4.Seamless Connection to 2 Devices - est 5.0 Version Bluetooth ensures a fast and stable connection, Bluetooth wireless headset provides you with a pleasant calling experience. Combined with dual connectivity tech and is widely compatible for iPhone Android cell phones, computers,laptop.