Firstsing Mini In-Ear Wireless Bluetooth 4.1 Stereo Earphones with Microphone Sports Headsets for IOS Android

1.Sound quality
Awesome sound quality and noise canceling.

2.Convenience and enjoyment
Great for listening music. Hands free calling with the built-in microphone by pressing the button on the ear piece. You can wear the earphone while you're running or working out and do not have to stick your iPhone in pocket.

3.Language switch
Press the button "+" and "-" together for 3 seconds, you can change the language from English to Chinese or Chinese to English.

4.Packing in the box:
1 x Bluetooth headphones
1 x micro usb charging cable
1 x clip
1 x user manual