Unlocked Quad-band S29 Smart Watch Phone Micro SD Card SIM Card Bluetooth Wrist Smartwatch Smart Mobile Phone (Golden) GSM 850/900/1800/1900 It's a mobile phone All in one, Smart Watch, Cell Phone Watch, Sync Watch in one watch Insert 2g gsm network sim card, it's a regular watch style cell phone pedometer, sleep monitor, FM radio, alarm, calendar, audio/video play, file manager, anti-lost, remote capture (connect your phone with Bluetooth), sound record PLS NOTE IOS System Can Use Partial Function