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Compatible Camera: EOS R3
Type: Radio Communication Wireless Speedlite Transmitter
Flash Mode: E-TTL II Autolight / Manual Flash / Multi-Flash / Gr (Individual Group Control) [E-TTL II Autolight / Manual Flash / External Light Auto]
Flash Compensation: 1/3 or 1/2 steps, ±3 stops
FEB: 1/3 or 1/2 steps, ±3 stops
High-Speed Sync: Supported
Rear Curtain Sync: Supported
Manual Flash Output Range: 1/1 to 1/8192 (1/3 stop steps)
* The minimum flash output in high-speed sync is set up to 1/128. * The minimum flash output varies depending on the strobe used.
Multi-Flash Setting: Flash Count: 1-100 times, Flash Frequency: 1-500Hz, Light Output Range: 1/4 to 1/8192 (1 stop step) * The minimum light output varies depending on the strobe used.
Communication Function - Compliance Standard: IEEE802.15.4, ARIB STD-T66
Communication Method: Primary Modulation (OQPSK), Secondary Modulation (DS-SS)
Communication Frequency: 2405-2475MHz
Communication Channels: 1-15ch (Setting: Auto/Manual)
Communication Distance*: Up to 30m/98.4 ft.
Groups: Up to 5 Groups (A, B, C, D, E)
Total Communication Units: Up to 16 units including sender and receiver
Sender Units: Up to 15 units (The second and subsequent units will be sub-senders)
Receiver Units: Up to 15 units
* The communication distance may become shorter under certain conditions, such as obstacles between sender and receiver, interference with other equipment, or weather conditions.