With the Tune 660NC Noise Cancelling headphones, you'll get great sound, noise-free! Up to 44 hours with ANC on and then recharge in a flash (just 5 mins for 2 extra hours of battery). Pair to your Android device thanks to Fast Pair enabled by Google. Super light and flat foldable. Hands-free calls and Voice Assistant support Wireless Bluetooth Streaming. Additional detachable cable included.