What is OTA?
OTA (Over-the-Air Technology) It is a technology for remote management of mobile terminal equipment and SIM card data through the air interface of mobile communication. After years of application and development of the public network, it has become very mature. Network operators can realize remote management of SIM cards through OTA technology, and can also provide mobile new business download function.
How to use OTA?
Connect ST450 with Network through WiFi or 4G, you could recieve the latest software reminding , Upgrade it directly.