Flashpoint R2 i-TTL Wireless 2.4 G Flash Remote Trigger Transmitter and Receiver for Nikon (X1-N) Flashpoint R2 ETTL Transmitter for Nikon - Flashpoint R2 iTTL Receiver for Nikon - Instruction Manual - Flashpoint 1-Year USA Warranty Flashpoint R2 2.4GHz Radio System unifies and simplifies Great transmission range beyond 330 ft / 100m Traditional Nikon Flash Modes ETTL / M / OFF High Speed Sync to 1/8000th