ENC Microphone & HiFi Stereo: The S72 wireless headset is equipped with advanced ENC noise reduction technology, effectively filtering out surrounding noise. Whether you are in a business meeting, on a conference call, or driving a truck, it ensures clear and reliable communication. The 14.2mm dynamic driver delivers crystal-clear and lifelike sound, capturing every note and detail in your music, allowing you to fully immerse yourself in its purity and dynamics.