YONGNUO YN560 IV with YN560TX PRO S Wireless Flash Speedlite Master + Slave Flash + Built-in Trigger System for Sony Digital Cameras

• 【GN58@ISO100,105mm】YN560 IV High Guide Number 2.4G wireless flash speedlite, supports M/Multi mode. New LCD Screen, 8 levels of output control (1/128~1/1), 29 levels of fine tunin. 【Supports Wireless Master function】YN560IV can be used as master unit, provides 3 independent groups with controlling ability, realizing remote control the flash mode, flash output and focal length of the YN560 IV and YN560 III. 【Supports Wireless Slave Function】Fully supports YN560-TX II, RF-603 II Wireless Transmitter. 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. 【TTL/M/Multi/GR flash modes, 5 flash groups, HSS 1/8000s】YN560-TX PRO speedlite transmitter is a upgraded version based on YN560TX II, it supports TTL/M/Multi/GR flash modes, A/B/C/D/E 5 flash groups, high-speed sync 1/8000s, TTL light ratio, exposure compensation, exposure lock and other functions, supports remote control focal settings of slave unit flash only for YONGNUO compatible flashes) 【100m 2.4G radio Maximum communication distance】2.4G radio Maximum communication distance is over 100m, firmware can be upgraded via USB(Micro-USB), high resolution dot-matrix LCD, backlight for keys, fast lock mechanism, with custom function, set auto save function, convenient visual operation