R27 Pink Wired Earphones Bass Headphones for Sporting Running Gym and Lady Girl Stable Wearing for Running and Stage Dance (But not fit to Musician, Focusing on Walking and Running) Daioolor (U.S.) & Dairle (China) have Focusing on Sound Quality for 20 Years, You Will Get Sound Quality by Round 50% Market Price in Average (We Have Investigated 300 Models). We are a Headphones & Cable Manufacturer APPLE Certified Which Produces Accessories for iPhone and iPad, Not Going to Infringe or Make any Fake. You Can Get it Free as Compensation in 1 Month If What Your Purchased is Defective Item (Please Return it to AMAZON CUSTOMER SUPPORT to Get Refund and Prove that is Defective Firstly, then Send Email to Seller Require This).