God cattle TT600S high-speed hot boots flash, new listing!Sony special MI hot shoe interface, compatibleCompatible with cameras A7, A7R, A7II, A7RII, A58, A99, A6000, etc..Off-alant, with X1S transmitter.GN60 large index, 20 ~ 200mm large zoom range, 2.4G wireless introduction built-in.Support for 1/8000 high-speed synchronization, main controllation, off-machine slave, S1 / S2 optical controllation, high speed flash.