Multi-function Elechorse Heart Rate Monitor GPS Tracker Smart Watch Phone For Iphone IOS Android Smartwatch (black) Built-in excellent Music Clipfine acoustic fidelity. for music enjoyBuilt-in excellent Music Clip GPS locator ,HD 15 inch IPS TFT ,waterproof, Anti-Lost and SOS Function Heart Rate Monitor, , Sport Monitoring, Anti-Lost, Phone Function.Support hands-free calls /Answer or Dial calls from your wrist for Android/iOS, Bluetooth Dialer One year warranty