Black Friday Maximum music play time with ANC off (hours) 65 Maximum music play time with ANC on (hours) 50 Maximum play time (hours) 65 Maximum talk time (hours) 33 Battery, Multi-day battery life, up to 36 hours of normal use, Up to 72 hours in Low Power Mode Battery, Up to 10 hours of surfing the web on Wi‐Fi or watching video & Up to 9 hours of surfing the web using a mobile data network. Battery