Yongnuo 2.4GHz Speedlite YN660

Description

【GN*6】 *@********************span> High guide number 2.4G wireless speedlite,supports M/Multi/*- mode.  【Master control】Supports wireless master control function,realize six groups of light control       YN**0 can be used as master control unit,be equipped with six groups of independent grouping control ability, realize remote control the flash mode,output and focal length of YN**0、YN**0 IV、YN**0III.     【Off camera】 Supports wireless slave function, fully supports the YN**0、YN**0 IV、YN***-TX、RF**5、RF**3（II）、RF**2 wireless transmitter One YN**0 can respectively accept the signal transmitted from the YN**0、YN**0 IV、YN***-TX、RF**5、RF**3 (II)、RF**2 wireless transmitter,with *6 channels for option; when the YN**0、YN**0 IV and YN***-TX used as transmitter,it can realize remote flash parameter adjustment.   【Trigger】Multiple flexible trigger synchronous ways    YN**0 can be triggered through the camera,2.4G wireless triggering,S1 and S2 pre flash trigger avoidance. 【Custom】Supports automatically save settings and custom settings Fn The parameters on the flash will automatically save when the flash turned off; the users can customize setting the flash function as needed. 【Sound】 Special sound prompt system Turn on the sound prompt function,the speedlite will prompt the working state, allows you to focus on the creative process (note:the sound prompt can be turned off). 【Zoom】Supports electric zooming function Through short press the 【ZOOM】button and rotate【Select Dial】,the flash coverage can be changed between *4~**9mm with cyclical variation. (note:**9mm is equivalent to **0mm focal length). Ultra fast Charging Recycle System, supporting External Power Supply Equipped with Big Size LCD Display Screen, standard PC Synchronous Interface