What are the 2 1 yuan telephone watches without a card?

If you want to buy a phone watch without a card at 2 1 yuan, then you can consider buying a cheap phone watch, such as Mimi watch, JOYNEE watch, Googou watch and so on. Their prices are all below that of 20 yuan, and their functions are good. You can make phone calls, answer calls, send text messages, take photos, etc. , but also can support Bluetooth connection. The system supports Android and IOS, and all support card insertion and SIM insertion.