Go ahead and sweat with these comfortable Sport Wireless Headphones! Great for all typez of sportz and exercise now I can rock out to my music while I’m working out! With a super soft comfort ear hanging design, there is no pain on my ears while I am wearing them. The super-fit ear hanging design also makez sure the earbudz remain stable even when I am in strenuous exercise. These sport headphones also have an advanced CSR4.1 chip to ensure a more stable connection and make sound effects more perfect. These headphones have a multifunction design that supportz music, voice control, call hands-free function, and a V + and V- button design that can control previous/next track and Volume control. The MFB button can support voice dialing if your phone supportz this function too. These wireless headphones also have high performance-Charging about 1.5 hours can support talk for 6 to 8 hours! With universal compatibility I recommend these headphones for anyone who lovez listening to music while working out, doing sportz or anyone who simply wantz a great pair of wireless headphones!