Neewer FC-16 Multi-Channel 2.4GHz 3-IN-1 Wireless Hot Shoe Flash Receiver for Canon and Nikon DSLR Cameras Wireless Frequency System: 2.4GHz Operating Distance: up to 1meters 16 Selectable Channels Includes: Wireless Hot Shoe Flash Receiver + PC Sync Cord + Sync Adapter NOTE: CAMERA AND FLASH NOT INCLUDED