AX3298 is a Wi-Fi video controller for wireless image transmission. The 32bit RISC CPU builds in a video encoder (JPEG codec) that can support up to 720P 40fps. It also highly integrates lens interface, ISP image signal processing, SD card, USB, LCD, etc. A wireless image transmission system can connect to a smart device to control the drone, preview, and store images in aerial photography and IP CAM applications.