mbeat® E1 True Wireless Earbuds - Up to 4hr Play time, 14hr Charge Case, Easy Pair Features_ The mbeat Exeed E1 Wireless Earbuds give you crystal clear sound while offering comfort and freedom when you listen to your favourite tunes. These portable earphones are easy to pair via Bluetooth V5.0, offer up to 3.5 hours of playing time, charge in just an hour and the charging box allows charging wherever you go! Perfect for use while commuting, studying, exercising or at the gym. Features built-in microphones to allow crystal clear phone calls away fromyour phone. Compatible with iOS Android devices. Specifications_ Earbuds- Bluetooth version_ 5.0 Input voltage_ +3.7V Battery capacity_ 35mAh ×2 Play time_ 60% volume up to 4h Additional 14 hours from battery case Fully charging time_ 1 hour Wireless profile support_ HSP/HFP/A2DP/AVRCP Sensitivity_ 96±3dB Battery Case- Capacity_ 500mAh Charging current_ +5V/1A Charging port_ Micro USB Fully charging time_ 2 hours Additional play time_ 14 hours