The S2-107ES module by Simcom is an embedded LTE module with extended temperature range, allowing for use in extreme temperatures. It supports 4G and 3G cellular networks, as well as 2G networks. It has a maximum transmit power of up to 23dBm and a maximum receive power of up to -90dBm. The S2-107ES module includes features such as advanced power saving mode (PSM), extended coverage enhancement (ECELL), GPS/IP and eCall support. Furthermore, its support for multiple frequency bands offers a global compatibility with various networks. Application wise, the module supports Bluetooth, Wi-Fi, USB and M2M protocols. It has an operating temperature range of -30°C to +75°C, making it suitable for extreme outdoor environments.