Features:
[BT 5.1 Technology]
Adopting the most advanced BT 5.1 chip, the earbuds feature automatic pairing, faster transmission speed, more stable connection and lower power consumption.
[Premium Sound Quality]
Graphene composite diaphragm features fast response and high fidelity, offering 9D surround sound quality as well as binaural HD call.
[Smart Touch-Control]
A variety of complex functions can be done easily with just one-touch, such as summoning voice assistant, controlling volume or music play and so on.
[Large Capacity Battery]
High capacity charging compartment provides long battery life after a single full charge. Designed in compact size, it is lightweight and portable.
[LED-Digital Display]
LED-digital screen shows clearly the battery charging status and remaining power, which you can see at a glance.
[Considerate Design]
Two earphones can be connected with two devices separately. Waterproof and sweat-proof functions enable you to enjoy sports more freely. 
[Universal Compatibility]
Widely compatible with mobile phones, tablets and any other device with BT function.


Specifications:
Model: True Wireless Stereo-100
Material: ABS
Color: Black / White (Optional)
BT Version: 5.1
Earphone Battery: 3.7V / 40mAh
Charging Box Battery:3.7V / 400mAh
Battery Life: 3-4H
Charging Case Charging Time: 1H
Input / Output: 5V / 1A

BT Protocol: HFP / A2DP / HSP / AVRCP / SPP
Transmission Distance: about 10m
Frequency Response: 40Hz - 20KHz
Item Size: 60 * 26mm
Item Weight: 7g / 0.25oz
Package Size: 12.7 * 8.1 * 3.7cm / 5 * 3.19 * 1.46in
Package Weight: 64g / 2.26oz


Note:
* Do not treat the product with violence, nor squeeze with heavy objects. And keep it away from high temperature and humidity environment.
* Keep away from Wi-Fi, routers and other high frequency transmission devices, which will affect the signal reception of this machine.
* Use this product in an effective environment (10m) without physical obstruction (e.g.walls) between the BT device and the headset.


Package List:
1 * BT Earphones
1 * Charging Box
1 * Charging Cable
4 * Earplug Silicone Caps
1 * User Manual