Because the XBR220 racer is more popular now, so, DYS release a board with clean flight with power distribution board finally.
F3 Flight control, OSD, UBEC and the power distribution board to integrated into a PCB board, with a debug function and can easy work with more quadcopters, minimize the difficulties in installation and debugging.
PCB board is with multi-layers copper foil,solder pad, what is easy to minimize the interference, can take more current.
The PCB board is easy to upgrading the firmware because it is with connectors of the F3 clean flight, OSD upgraded turnning.
F3 clean flight is with more connectors, and convenient for pilots to expand peripherals.
The function setting is with base edition,advanced edition and advanced integrated with pressure sensor and compass.