Bluetooth V4.0 Headphones Wireless Earbuds for Sports Workouts & Running, Up to 8 Hours of Music with Premium Sound & Echo Elimination, (Green);

Design for sports:

-Crescent-shaped ear-hook and 3 size soft ear tips make more comfortable and more secure.It won't get out of your ears in intense sports.
-The ultra light and suitable wire length let you unlimited and no burden.
-The waterproof design. Wearing the headphone in hot summer/long time sporting/intense sports without any worry and problem.
Lossless music:

-CVC echo and noise cancellation reduce background noise effectively.
-APTX and A2DP:providing precise audio signal, high bandwidth and high sampling rate lossless decoding to ensure the high-quality music.
Hold headphone:

-Battery indication in Iphone and Android 4.0 above.
-Support voice prompt for MMI,get hold of your headphone in time and never miss a call.