Fully support TTL autoflash, 1/8000s high-speed sync, multi flash, manual flash, flash exposure compensation, TCM transform function, magnification function, one-shoot & multi-shoot setting, modeling lamp control, beep control. ??gh-????d ??n? u? t? 1/8000 ????nd. Fr?qu?n?? R?ng? ?f 2.4 G?z.