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.
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 prompt, automatically saving setting, power saving mode, over-heat protection.
Curcuit Design: IGBT
Guide No.: 66(ISO 100, 199)
Flash Mode: M/Multi
Trigger Mode: Camera set-top/TX/RX/S1/S2
Zoom Range: 20mm/24mm/28mm/35mm/50mm/70mm/80mm/105mm/135mm/199mm(199mm is equivalent to 200mm focal length)
Vertical Rotation Angle: -7-90 degrees
Horizontal Rotation Angle: 0-270 degrees
Power Supply: 4 * AA(Not included.)
Lighting Times: 100-1500 times
Recycle Time: Approx.3s
Color Temperature: 5600K
Flash Control: 8 levels of output control(1/128-1/1), 29 levels of fine tuning
External Interface: Hot shoe, PC port, External charging port
Wireless Triggering Distance: Optical--20-25m(indoors)/10-15m(outdoors)
Additional Features: electric zooming function, sound prompt, automatically saving setting, power saving mode, over-heat protection, advanced options setting
Item Size: 21 * 6.5 * 5cm / 8.3 * 2.6 * 2.0in
Item Weight: 427g / 15.2oz
Package Size: 22 * 10 * 9cm / 8.7 * 3.9 * 3.5in
Package Weight: 613g / 21.6oz
The batteries are not included.
1 * Speedlite
1 * Carrying Pouch
1 * Mini Plate
1 * User Manual(English)