"Flashpoint R2 TTL Transmitter for Fujifilm The Flashpoint R2-TF is the ultimate radio transmitter system for Fujifilm MSLR's that connects to all strobes with sync ports and communicates to the whole R2 family including Flashpoint Streaklight, ZoomLi-on and Zoom and Fujifilm speedlights using X-Series TTL protocol without missing a beat. The incredible range of these compact and lightweight units as well as their integrated functions and features make them the first choice of professional photographers. The proprietary TTL and HSS enabled 2.4GHz R2 Radio Remote System radio triggers transmits atop a Panasonic or Olympus body with the essential TTL pass-through and laser AF assist and works with the complete family of Flashpoint Speedlights, Monolights and Strobe lights with R2 TTL radio transceiver built right in. All the R2 enabled family communicate seamlessly: the lithium powered Zoom Li-on Canon, Nikon, and Sony TTL speedlights, the Zoom AA alkaline energized speedlight, the fantastic Streaklight 360 Canon and Nikon TTL powerhouse, and the portable 600ws XPLOR600 monolights. Older Flashpoint flashes can be fired and controlled off camera while being attached to the R2 Radio Remote Receiver FPRRR2RF to grace remote link to earlier models. To compliment the traditional group ratio style interface, the R2-TF provides a full proprietary GR Group style interface allowing up to 5 Groups to be individually set to either TTL, Manual,|Flashpoint R2 2.4GHz Radio System unifies and simplifies|Great transmission range beyond 330 ft / 100|Traditional Flash Modes TTL / M / OFF|High Speed Sync to 1/8000th|First or Second Curtain Syn|FEC / FEB - 1/3rd increments (+/-3 Stops)|FEL (Flash Exposure Lock)|Complete Manual exposure from 1/128 to Full power (1/3rd Increments)|GR Group Mode* - A / B / C / D / E (5 Groups|Ratio Group Mode - A / B / C|32 Channels|Large LCD Display|Back Light On-Off Switch|HSS Delay Setting - 0~19.9ms, (100us Increments)|Modeling flash (select models)|Auto Memory Function|AF Assist light (With an On/Off Switch)|Wireless Shutter Release|Micro USB Port for Firmware Upgrades|Transmitter PC 2.5mm Sync Port - Input and Output"