- full-featured dedicated shoe-mount flash for use with Sony DSLR cameras - is fully wired for TTL use with Sony cameras, as well as wireless TTL (4 channels, 3 groups) use as either a master or slave flash - rear curtain and high speed sync are both available - power is variable from full power to 1/128, in 1/3 f-stop steps and the flash duration varies from 1/300 second at full power to 1/30000 second - there's an X terminal for flash synchronization, as well as a USB port for firmware updates: this is a 21st century flash - number of Flashes: 150-1500 times - energy saving: Auto power off Off, 10, 15, 30, 45, 60 mins; Stand-by mode 30 sec.; Display off Display screen switch off - color temperature: 5600K - sub-flash: Manual Full - 1/8, 1Ev steps - AF assist light distance : 0.7-10m - external power pack socket : Nissin Power Pack PS-300
