Line length: 30cm, elongated 1.3m Support sony camera control of another Sony camera, to achieve different angles of synchronization shooting Set "Shutter button for recording" on the micro-single camera to synchronize video shooting. a7m3, r3,rx0,m4 A camera (secondary) : as long as the body has "MULTI" usb ports are available on sony cameras The function is exactly the same as the original vmc-mm2

DYTDIEYINGTU  VMC-MM2  release cable   

Photo / video synchronization by simply pressing the host shutter button 

1)When the main camera (B) and the sub camera (A) are connected with this cable, you can shoot pictures

simultaneously on both cameras just by operating the shutter on the main camera(B).

2)Support A+B 

camera :a7m2/m3/m4/a7s2/s3,a7r2/r3/r4,a9/a9ii/a1,a6300/a6400/, a6500/a6600

3)In order to synchronize the REC / stop function, the camera should be set to "Shutter Record Moving Images" - On