Specs : Microphone : Yes Driver Type : Dynamic Driver Size (mm) : 11.6 Number of Drivers : 1 Water Resistant : IPX4 Weight (g) : 4.70 Weight With Case (g) 57.4 Bluetooth : Yes Bluetooth Version : 5.2 Bluetooth Codec Support SBC,AAC Charging Port USB Type-C Battery Life (Hrs) Earpieces Only 5.7 Battery Life (Hrs) With Case Total 34 Battery Capacity (mAh) Earpieces 31 Battery Capacity (mAh) Case 570