Wireless headset with Bluetooth 5.3. It offers 9 hours of battery life on a single charge or 36 hours with the charging case. Listen to up to 2 hours of music on a 5-minute charge. Features up to 43 dB of active noise cancellation. The dual dynamic driver system provides crystal clear highs and rich lows. The 3-microphone noise cancellation for calls ensures crystal clear call quality. Control the music and change modes with your fingertips. Dust and waterproof to IP54 standard.