The CS22H can support max resolution up to 4096x2160@60Hz, but can only switching port via remote port selector.
The CS22HF can support max resolution to 1920x1200@60Hz, but switching port via remote port selector. It is without 3.5 mm TRS audio jack.
The CS692 can support max resolution to 1920x1200@60Hz, and can switching port via remote port selector, hotkeys, and USB mouse.
The detail information about the Compare between CS22H, CS22HF and CS692, please check the attaching PDF file.