45 dB Hybrid Active Noise Cancellation Plus Transparency Mode 39 Hours Total Playback, 10 mins charge = 5 HRS listening Custom LCP Driver with Ultra Bass Technology Customize Sound with the Adjustable Equalizer 5000 Hz Extreme Wide Band Noise Cancellation 6 HD Mics with Clear Voice Technology IP54 Dust & Water Resistance Bluetooth 5.3 and Fast Pair