Description Feature Automatically on, automatically connected Easy setup for all your devices Double-tap to play or skip forward Charges quickly in the case Rich, high-quality audio and voice Specification Material: ABS + electronic components Charging time:1-2Hour Charging Input: 5V Standby Time: 20-30hours Working Time:2-3hours Wireless Range: 10m Bluetooth: 5.0 Headphone battery: 30 mAh Pack list 1 x TWS headphones 1 x Instruction manual 1 x Charging box 1 x Charger cable