DZ09 Bluetooth Smartwatch Sim Card Android Bluetooth Camera

Note: Some friends may say that the reason for the battery is that the battery is short of power due to the long-term transportation of the product. Even if it is a smartphone, if the battery is not charged for a long time, there will be a short-term battery problem, so please understand. After receiving the product, charge the product for at least 3 hours to alleviate the battery problem, thank you. Network status only supports 2G can only make phone calls, cannot surf the Internet. This model is equipped with SIM card and TF memory card, supports foreign SIM card, 4G/3G/2G card to make phone calls, unicom card mobile card, not telecom card, network type supports 2G network, not WIFI, can directly answer and make phone calls on the watch, can take photos, calculator, alarm clock, sitting reminder and other functions. If you don't have a SIM card, you can make and receive calls via Bluetooth. Support touch screen operation, dial dial, synchronize phone book, mp3 music playback, call di