Fotodiox Pro - PocketWonder Elite 4-in-1 with TTL pass-thru, Radio Wireless Trigger Advanced Kit (1N + 3N), fits Nikon Cameras (1 TX + 2 RX), Shutter Release, TTL pass-through
Retail Package include: 1 transmitter (TX-NK), 2 receiver (RX), 2 connection trigger cable for the camera, 2x studio flash sync adapter 1/4" , a PC sync cord, 4 AAA batteries, 2x 23A battery