60 hours of battery life Hybrid Active Noise Cancellation combines feedforward and feedback microphones to deliver an advanced 25 dB noise reduction Isolate effect offers relaxing ocean wave sounds to tune out surroundings Selectable listening modes: Belkin Signature Sound, Active Noise Cancellation (ANC), Hear Thru Belkin Signature Sound delivers full, balanced high-fidelity audio Built-in microphone with Clear Call Quality technology Multipoint 2-device connection for seamless switching between audio sources CloudCushion earcups provide pillowy soft comfort and immersive sound absorption 3.5mm and USB-C cables included to connect to any modern audio source USB-C port for fast charging Foldable, adjustable design Bluetooth 5.4 connects easily to devices within 30 ft./10m Quality assured with 150 performance and safety tests