
2.4G Wireless Transmission Transceiver Master Slave Speedlite Flash for Nikon Canon Pentax DSLR Camera
YONGNUO YN660 is the upgraded version of YN560-IV, high guide number of GN66. Supports wireless master control function, realize six groups of light control. And supports wireless slave function, accept the signal transmitted fromYN660,YN560IV,YN560-TX,RF605,RF605,RF603(II) and RF602, when the YN660,YN560IV and YN560-TX used as transmitter, it can realize remote flash parameter adjustment. Features: Support 2.4G wireless transmission, controllable distance up to 100m. High guide number of GN66, ultra fast recycle time up to 3s. Multi trigger mode: on-camera/TX/RX/S1/S2. A master control unit: realize remote control the flash mode, output and focal length of YN660,YN560IV or YN560III. A slave control unit: accept the signal transmitted from YN660,YN560IV,YN560-TX,RF605,RF605,RF603(II) and RF602, when the YN660,YN560IV and YN560-TX used as transmitter, it can realize remote flash parameter adjustment. Supports 16 channels and 6 groups. Support electric zooming function, sound pro