Functions:
- Quick lock design
- Supports USB firmware upgrade
- Supports "622" communication mode,"560-RX" communication mode
- Compatible flash mode: E-TTL (II)/ Manual/Multi
- Compatible Shutter sync: 1st curtain, 2nd curtain, high speed sync (HSS/FP), Max 1/8000s sync speed
- Control remote flash using camera's flash control menu screen (Remote Control Mode)
- Support E-TTL/Manual/Multi flash mode mix using (Mix Control Mode)
- Flash on hot-shoe of transmitter supports ETTL
- Support Flash Exposure Compensation (FEC)
- Support Flash Exposure Bracketing (FEB)
- Support Flash Exposure Lock (FEL)
- Support modeling Flash
- Support E-TTL group ratio (ALL/ A:B/ A:B C)
- Support Manual/Multi group (ALL/ A:B/ A:B:C)
- Support flash zooming (auto, manual)
- Support AF assist beam emitter(AF Lamp)
- Support PC port triggering strobe flashes and support 1st, 2nd curtain/HSS (Super Sync)
- Support LCD Live view triggering
- Support high-speed continuous shooting trigger
- Settings saved automatically
- Compatible with ALL YongNuo/Canon EXII series flashes
- Support single-contact of camera & flash triggering (max sync speed is 1/250s)
