Beats by Dr Dre Studio3 Wireless Over-Ear Headphones Crystal Blue MTU02LL/A, NOB Contents: Headphones, Cable, USB Cable, Belt Clip, Manual, Carry Case, Box. New Opened Box Condition. Features: Pure adaptive noise canceling (pure ANC) actively blocks external noise Real-time Audio calibration preserves a Premium listening experience Up to 22 hours of battery life enables full-featured all-day wireless playback Apple W1 chip for class 1 wireless Bluetooth connectivity & battery efficiency With fast Fuel, a 10-minute charge gives 3 hours of