A8 POWER U8 Bluetooth Watch Smart Wristwatch Phone Mate for Smartphones Android Samsung S2/s3/s4/s5/note 2/note 3 HTC (Black) 1.Passometer,calendar,call sync,calculator,clock,stopwatch 2.Anti-lost for Android/iOS Smartphone alarm function: When cellphone left watch alarm automatically, after a certain distance to avoid lose the phones 3.Support hands-free calls /Answer or Dial calls from your wrist 4At present,this kind of watch can not support IOS Apple Iphone