AIW stands for “Advantech Industrial Wireless”. AIW modules are add-on cards that can bring additional functionality to the industrial PC systems, including Wi-Fi 4/5/6/6E, GPS/GNSS services, LTE/4G/5G services, and Bluetooth. The AIW-166K series is a complete kit package that includes a M.2 2230 module, two coaxial cables, two Wi-Fi dipole antennas (2.4GHz and 5.0GHz respectively), and the hardware needed for installation and assembly.