High clarity with strong bass Bluetooth 5.0 AUXin Ultra long play time 10 hours Wired/Wireless TypeC charging Dynamic driver: 40mm Impedance: 16Ohms Sensitivity: 103dB +/ 3dB Max. input power: 20mW Frequency range: 20Hz 20kHz Wireless distance: Up to 10m Battery capacity: 200mAh Working time: 10 hours at 60 volume Charging time: 2.5 hours Audio linein: 3.5mm jack