- Support pass-through TTL.
- Direct flash setting control on transmitter.
- Individual flash power setting on each group.
- 3 individual or combine group.
- Ratio output adjustable.
- Individual channel matching.
- Firmware upgrade available.
- Wireless System
- System Mode: Digital FSK 2.4GHz
- Distance Range: Up to 100m
- Wireless Channel: 15 Fixed Channels and 1 Auto Channel.
- Receiver: Output support TTL, Hot shoe and connecting cable socket
- Transmitter: Transmitter 300Hrs(AA 1.2V 2400mAH rechargeable battery)
- Receiver: Receiver 200Hrs(AA 1.2V 2400mAH rechargeable battery)
- Flash Mode: E-TTL、TTL、M (For Canon)
- Support Mixed Mode Output(Such as, TTL Mode in Group A, M Mode in Group B).
- Support different EV addition/subtraction of each TTL group setting.
- Support Output Light Ratio.
- Sync Mode: 1st Curtain, 2nd Curtain, High Speed Sync Red-eye reduction
- Group Control: 3 different groups.
- Function: Supports flash zooming, focal length, ISO, shutter speed, FV lock and FP
- Sync Speed: 1/8000S
- Compatible Flash: Flashgun, Studio light and outdoor light
- Firmware Support: Support upgrade the device online