Over-ear headphones use an aluminum alloy hinge design to ensure a stable fit Bluetooth 5.3 connectivity lets you connect wirelessly to your devices 40mm double-layer metal and ceramic driver uses LDAC high transmission technology to ensure powerful sound production Hi-res audio capabilities elevate your everyday sound experiences Adaptive noise cancelling (ANC) technology reduces up to 98% of ambient noise for total focus Transparency and Ambient Aware modes allow you to let in background noise when needed Dual microphones use AI noise reduction technology to enable crystal-clear voice calls Long-lasting battery allows for up to 50 hours of audio playback with ANC on and up to 65 hours with it off