Lanmu Wireless Bluetooth Earbuds/Sports Headphones/Workout Headphones/Bluetooth Headphones For Running/For Gym IN-EAR WIRELESS BLUETOOTH HEADSET:exquisite fashion, for running.Wireless stereo TO listen to music. Unique noodle line structure design,it is not easy to knot, with the function of magnetic adsorption,the movement design. WIRELESS ULTRA-LOW RADIATION DIALOGUE:Hi-Fi,CD quality effect. The state of the remote control music playback. High sensitivity, omnidirectional microphone design, dialogue is clear, no echo, support the bluetooth current capacity on IOS. PORTABLE SPORTS DESIGNED: Comfortable,flexible and light. Sweatproof, durable design,best choice when you do sports. Ergonomic earbud, ensures comfortable fit. AMAZING SOUND QUALITY: It can reduce outside noise,you can get more clearer sound from microphone,you can get amazon sound quality,hands-free phone calls even if you are in the street or voice noisy place. SWITCH LANGUAGE:There are 4 Languages to switch(Chinese,English,French,and Spanish)the default language is English. Press the button + and O for 3 seconds at the same time to cyclic switching 4 Languages.