Primarily designed for the Netgear AirCard series (like the 790S) but essential for the Nighthawk MR1100 to establish a USB data connection with a PC. Official Source: Often found within Netgear's legacy support files for the AirCard 790S (Telstra variant) Key Usage in Firmware Recovery
: This often involves removing the battery and holding the power button while connecting the device to the PC. ac78x netgear drivers version 4.3.00