NoWhereElse DZ09 smart watch, is a full featured watch that when sync with your phone will allow you to answer and make calls, read and respond to text messsges, browse the internet, and much more. The display is very vibrant. The watch looks very sleek and cool. It fits well and the band is very comfortable. The sound quality is excellant. The are so many features, it rivals the expensive name brand smart watches. Charging time is about what you would expect. Battery life is very good. Down load the QR Code Reader and you will be synced in just a couple of minutes. The watch is easy to navigate and the touch screen works great. There is a pedometer built into the watch and it very accurate in comparison to other "fitness" devices. With only a couple of steps difference. If you are looking for a lower priced alternative to the more expensive smart watches on the market, this would be an excellant choice.This watch has two working mode: One is company mode (Bluetooth) , It enable to make call or receive call or send or get message via Bluetooth The other one is Network mode (Sim Card inserted) .It enable to make call or receive call and send or get message via the sim card you inserted which means at this time this watch works as a real cellphone,you can hang out without your cellphonePlease read the manual before use. Install bt notification/fundo campanion/wear on your smartphones.