Bluetooth Version: 5.0
Headphone battery capacity: 70mAh polymer lithium battery
Call duration: about 4 hours
Listening to the song: about 4 hours
Headphone charging time: about 1 hour
Charging box charging time: about 2 hours
Waterproof level: IPX7
Standby time: 120 hours
Headphone charging time: about 50 minutes
Charging box charging time: about 1.5 hours
Button: touch button
 
Features:
1. IPX7 waterproof
2. Smart Touch Control
3. Bluetooth 5.0 transmission is more stable, faster, and lower power consumption
4. Easy to control: one button pause / play / answer / hang up, double click to start siri / hang up, long press 2 seconds up and down
5. Intelligent breathing light (controllable switch)
6. Automatic boot pairing  
7. Built in Mircrophone
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Packing list:
2 * Wireless Earbuds
1 * Charging Cable
1 * Charging Case
1 * Use Manual