Product Name: TWS Wireless Bluetooth Headset Fantasy2020Headphone battery capacity: 35 mAhBottom battery capacity: 300 mAhCharging time: about 30 minutesTalk time: about 2.5 hoursPlay time: about 3 hoursStandby time: about 100 hoursBluetooth version: 5.0 (Jerry chip)Bluetooth distance: 8-15 metersCharge times of storage box: 4-5 timesControl method: touch controlColor classification: white, blackAccessories: color box + manual + data cable