●Chipset: AC6976D / 5.0V
●Earbud battery : 40mAh * 2
●Charging base: 300 MAH
●Transmission distance: 10 M
●Impedance: 32 Ohms
●Play music time: 5H
●Charging time:1-2 H
●Standby time: 150H
●Charging Interface: Type C
●Support HSP, HFP, A2DP, AVRCP