Bluetooth Version: 5.4Range: ≤10m (33ft)Battery: 30mAh (each)Charging Time: 1.5hStandby Time: 30hWaterproof Grade: IPX4Weight: 3g per earbudBattery Type: Li-ion Polymer Battery Capacity: 220mAhCharging Time: 2hInput: 5V ⎓ 200mAOutput: 5V ⎓ 100mAWeight:...