This is the replacement F4 FC for the Titan F460 Stack by HGLRC. It is a full size flight controller meant for 5" or larger builds.
AIRBUS F4OSD Flight Control Board ( D-Shot Version)
CPU: STM32F405RGT6, Dual 8K.
Black Box: Flash 16M
Input Voltage: 2-6S Lipo
Built-in Betaflight OSD to adjust PID
BEC Output: 5V@3A
Size: 36x36mm board, 30.5mm mounting holes (M3)
Support Subs/PPM/DSMX receiver