The RFS Transmitter is a 10 channel radio frequency system that can instantly trigger RFS-compatible power packs and compact units. It attaches to any camera's hot-shoe or attach via a camera connector cable and has a range of approximately 50 yards outdoors and up to 30 yards indoors.

The transmitter also has a test button for direct flash triggering, and two buttons to control the output of radio-controlled flash units in 1/1 or 1/10 f-stop increments.

• 10

• Up to 50 yards

• Up to 30 yards

• 2.8 x 1.8 x 2.2"

• 1.94 oz

• Button cell Li-Mn CR2450
• 560mAh, 3V