Dual Work Patterns: Designed with Bluetooth 3.0, micro SIM card slot and SD card slot, support GSM 850/900/1800/1900 MHz network, you can use it as a Bluetooth smartwatch, or as a stand-alone smartphone.
Compatibility: Compatible with Android and iOS phones, but for iPhone there is no sync app available, some functions like Bluetooth message, notification sync, remote capture, anti-lost are not usable.
Material: With high Sensitive 1.54" HD IPS 2.5D curved touch screen, 0.3MP camera, adjustable soft rubber wrist strap, band length is adjustable between 5-7inches, durable and comfortable to wear.
Functions: Dial and answer calls, view and send messages, notification sync, phonebook, pedometer, music player, sound recorder, alarm, calendar, camera, remote capture, Facebook, Twitter, browser, etc.
Note: This smart wrist watch only support 2G (GSM 850/900/1800/1900 MHz) SIM card, maximum support 16GB SD card, can not support heart rate monitor, WiFi, video or GPS features.