Model No Baseus Simu S1 Material Abs+pc Version V5.1 Standby Time 300 Hours Music Time 4 Hours (70% Of The Volume Anc On) Music Time 6 Hours (70% Of The Volume Anc Off) Music Time With A Charging Case 20~24 Hours Battery Capacity 40mah/0.148wh（earphones） 380mah/1.406wh（charging Case） Earphoneated Input Dc5v⎓40ma Charging Caseated Input Dc5v⎓380ma Earphoneated Consumption Current 9ma Charging Caseated Current Consumption 88ma Charging Time About 1.5 Hours Frequencyesponseange 20hz-20khz Charge Interface Type-c Suitable For Compatible With All Wireless Devices