YONGNUO YN660 GN66 2.4G Wireless Transmission Transceiver Master Slave Speedlite Flash for Nikon Canon Pentax DSLR Camera Compatible with YN560-TX/RF-603/RF-602/RF 603II/YN560 IV/YN560 III/RF605

Description

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 prompt, automatically saving setting, power saving mode, over-heat protection.