TWS+Speaker 2-in-1 Bluetooth version: JL V5.1 Battery: 30Mah for earbuds Drive for TWS: F13 1200Mah for charging case & Speaker Drive for Speaker: 4 5W + Bass Charging Voltage/current: 5V/1A Charging Time: 1-2Hr Playing Time: 2-4Hrs Function: Bluetooth/TF/USB/AUX/TWS