OTA System / Service - eSIM Card/eSIM Module

Specification:

OTA (over the air)is a data-value-added service that enables users to obtain personalized information services by dynamically downloading, deleting, and updating the business menus in the SIM card through a mobile terminal or a server(online). OTA service (Over-the-Air Technology) is a technology face of mobile communication (GSM or CDMA).
The air interface can use WAP, GPRS, CDMAlX and SMS technology. Through the OTA download technology, mobile phone users can download various service menus provided by the network to the mobile phone according to personal preferences, and can also customize the specific service according to their own wishes.