Kocaso KW300 Smart Watch (BLACK) - Wearable Technology, Smartphone Companion - Android or iOS, Direct Answer, Smart Remind, Anti Loss/Theft, Contact Sync, SMS Sync, Pedometer, Music (FM|MP3/4), Time Display, & MORE Smart Bluetooth Connect Capability With Andriod and IOS (iPhone) Systems Answer or Decline Incoming Calls Directly from Your Wrist Sync Your Smart Phone's Phonebook & SMS Pedometer Function for Running or Walking Music(MP3s) & FM Player Feature