Bluetooth Chip: QCC3020
Waterproof Level: IPX5
Audio Codec: SBC, APTX
Working Range: 33 feet(10m)Technology: BT5.0, HSP, HFP, A2DP, AVRC: Battery Capacity: 600mAH (Case)
Battery Capacity:55*2mAH(Earbuds)
Charging Time: 2 hours
Standby Time: 60 hours
Playtime Time: 40 hours