Xiaomi Sports Wireless Bluetooth Headset Mini Wireless Earphone Bluetooth 4.1 IPX4 Waterproof for mobile phones Xiaomi Samsung Iphone
Main Features:
Weight – 17.8g
Waterproof and sweatproof (IPX4)
Dynamic speaker unit with metal composite diaphragm
5 different set of ear tips
With ear-hook, anti-drop
Support volume control and song switch
Allows pairing two Bluetooth devices simultaneously
Seperate the microphone and the volume control key, more convenient in sports
Not only compatible with Android devices such as Xiaomi, Samsung, but also support IOS devices such as iPhone Macbook
IPX4 waterproof, sweat resistant and durable
Perfect for people who loves music and sports
Built-in 110mA rechargeable Li-ion battery, 280h standby time, 7h play time
100mAh battery with up to 7 hours of talk time and 280 hours of standby, fast charging in 10 minutes for 1 hour of listening 
Package Include : 
1 X Earphone
2 X earbuds for sports, 3 X for music 
1 X CN Instruction
Note : 1 Turn on bluetooth in your smartphone settings first , then long press the power button for a few seconds until the LED indicator light on , and then start to search 
” Xiaomi Bluetooth Sports earphone” with your smartphone. When the indicator starts blinking white, it means that it’s in pairing mode and ready to connect to your phone. 
2 Kindly notice that the voice when it power on and power off are both in Chinese, but it will not affect your normal usage. 
3 Should you have any related question, please feel free to contact our Spanish customer support !