Soni 450 Head Phone Wirless

MDR-XB650BTMDR-XB550APMDR-XB950B1Headphone TypeOn-earOn-earAround-earNFC/BluetoothYes, Bluetooth Ver.4.0NoYes, Bluetooth Ver.4.1Battery LifeMax. 30 hours (Approximately 4 hours charging time)NAUp to 18 hours (Approximately 4 Hours charging time)Extra BassYesYesYesApplication SupportNoNoNoMicrophone for Hands-Free CallsYesYesYesDriver Unit30mm30mm40mmWeight150g180g280gDesign (Comfort)Metal headband with a soft head cushion for long-listening comfortMetal headband with a soft head cushion for long-listening comfortMetal headband with a soft head cushion for long-listening comfortSwivel FoldYesYesYes Cable LengthNA1.2m1.2mControlsVolume/Track/Play/Pause/CallSmart Key to Set 3 Different Option (Volume/Track/Play/Pause/Call)Volume/Track/Play/Pause/Call Features & details EXTRA BASS For Deep, Punchy Sound One-Touch Listening With Bluetooth And NFC 30 mm Neodymium Driver Unit Exclusive To EXTRA BASS