Firmware update is available via the USB Type C port. It can work as a master/slave unit for other Q system flashes and allows wireless flash sync within 328'/100m (no obstacles). 【 Multiple Modes/TCM Switch/1/8000s HSS 】 The speed light flash provides TTL (auto), M (manual), and RPT (stroboscopic) modes, with a TCM switch for easy switching between TTL and M modes.
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