WBR 1/2/3 is based on the RTL8720CF platform and only supports 2.4 GHz single-band combo module. WBR1D/2D/3D supports the 5 GHz frequency band and is based on the RTL8720DN platform. Currently, the latest dual-band modules available include the T7-U and T7-U-IPEX platforms, which support Wi-Fi 6 dual-band.