【Additional Function】 Supports setting save automatically, custom settings ( fan ), USB Firmware Upgrade, Electric Zooming, Ultrafast Charging Recycle System, Sound Prompting System New LCD Screen, 8 levels of output control (1/128~1/1), 29 levels of fine tunin. One YN560IV can respectively receive the wireless signal from YN560 IV, YN560-TX, RF-603 (I/II), RF-602, with optional 16 channels; when the YN560 IV and YN560-TX used as transmitter, it can realize remote control the parameter settings. Neewer Light Yongnuo YN-560 IV Flash Speedlight For Omd Em1 Fujifilm Camera YN560IV Wireless Flash Speedlite, GN58 Manaul Multi Master + Slave Flash, Built-in Trigger System, Negative LCD Screen YN-560 IV Flash Speedlite is a combination of YN-560 III and YN560-TX II, it has built-in wireless trigger system, so you can not only use it as flash speedlite, but also a flash controller Transmitter Featuring both a 2.4 GHz wireless radio transmitter and receiver, the Yongnuo YN560-IV Speedlite is a long range manual flash unit capable of triggering other flashes from up to 328' away as well as being triggered with the RF-603 and RF-602 wireless transmitters. The YN560-IV is powerful with a guide number of 190' at ISO 100 and 105mm Physical Features Key Features Product Dimensions 8.64 x 9.78 x 21.21 cm 349 gram Multiple Trigger Synchronous Mode Supported This Yongnuo Speedlite flash can be triggered through the set top of the camera, S1 and S2 pre-flash cancel mode, and 2.4GHz wireless triggering. YONGNUO YN560IV 2.4G Wireless Trigger ing Speed lite Kamera Blitzlicht für Canon It can respectively receive the wireless signal from YN-560-IV, YN560-TX, RF-603 I, RF-603 II, and RF-602, with optional 16 channels for getting the shot you need with excellent exposure. YONGNUO YN560IV Wireless Flash Speedlite, GN58 Manaul Multi Master + Slave Flash, Built-in Trigger System, Negative LCD Screen When the YN-560-IV and YN560-TX used as a transmitter, the flash can realize the remote-controlled parameter settings. 【Supports Wireless Slave Function】Fully supports YN560-TX II, RF-603 II Wireless Transmitter.