Features:
True wireless Bluetooth version 5.0, When you take out 2 Earbuds from the charging box, the individual earbuds will automatically connect to each other. When putting it in the Charging box, the earbuds will turn off and the magnetic function helps it to charge automatically.

3D stereo surround sound, the latest noise reduction, ensures a clear calling experience and high-quality music sound.

Wireless stereo left and right channel separation, both ear can be used separately
IPX5 Sweat-proof design. You could use this earphone in the sport because it is sweat proof.(Can't be thrown into the water）

Power capacity will show on your phone, you can see the power situation anytime, do not worry about the electricity.

One to two connections can be connected to two mobile phones at the same time( Connect the left and right earphones separately at a distance of 10 meters away)

Stable and Comfortable: Ergonomic design for sport, workout, running, jogging, hiking, biking, gym, etc.
Can be used as an emergency power bank to charge your mobile phone.

Specifications:
Wireless Type: Bluetooth 
Wireless headset version: V5.0
Style: In-Ear
Water Resistant: Yes
Communication distance: 10 meters (no obstacles） 
Charging time for earphone: about 1 hour
Charging time for charging case: about 3 hours
Standby time: about 140 hours( with charging case)
Music time: about 4 hours
Type of battery: Lithium polymer battery
Supporting agreement: HEP/HSP/A2D/AVRCP
Headphone battery capacity:3.7v 50mAh
Charge box battery capacity:3.7v 3500mAh
Process material: ABS silicone ear cap
Size: About 2mm*16mm*14mm/0.08*0.63*0.55in 
Charging case size: About 28mmx64mmx42mm/1.10*2.52*1.65in 
Color: black 

Package Content:
1x Pair of Bluetooth Earbuds
1x Charging Box
1x User Manual
1x Charging cable