Able to control Canon, Fujifilm, Nikon, Olympus, Panasonic and Pentax system flashes all at the same time, the Cactus V6 II Wireless Flash Transceiver is an upgrade to the innovative Cactus V6, and can support high-speed synchronisation (HSS). Designed for creative photographers, it features an AF-assist LED light, and a multi-master system that allows