VENSTONE BYZ-K6 Sport Stereo Headset In-ear Headphones with Microphone and Volume Control Earbuds for Cellphones, Laptops , 3.5mm Devices (Black) Strong compatibility: Compatible for all Apple, Android, WP and Symbian phones and the other media player with 3.5mm plug Appearance patent designed Sport In-ear headphone, Patented earhook holding system for secure and comfortable fit; Listen the music and answer phone calls comfortable while you are exercising; Clear voice and sound proof: New In-line smart remote and microphone allows you to control your music and take phone calls BYZ high sensitivity microphone optimal sound performance headphones are perfect for MP3 iPod, iTouch, iPhone Kindle, iPad, mp3 player, CD, portable DVD, PSP, Nintendo DS, and Laptop Package includes 2 sets of eartips for the best fit and comfort, a Universal Adapter and a pair of earhook.All Venstone products come with 1 Year Warranty. Warranty is only available when you purchase your product from brand authorized seller.If you purchase your product from any seller on Amazon other than Amazon.com or Venstone,you are purchasing the product without a warranty.