Major Parts of RF-602: A. Controller/Transmitter:(1) Shutter Button,(2) PC Input Socket,(3) Operation Indicator lamp, (4) Hot Shoe Mount,(5)Channel Switch B. Receiver :(1) Power Switch,(2) Channel Switch,(3) Hot Shoe Socket,(4) 3-Pin Shutter/Trigger Output Port,(5) Hot Shoe Mount + 1/4" thread for Tripod Bolt C. Overview (Not includingextra receivers):(1) Remote Cord,(2) 6.35mm(1/4") PC Sync Cord,(3) 6.35mm to 3.5mm Plug Converter,(4) Batteries for Transmitter & Receiver Special Features : * Unprecedented Performance -- This RF-602 Wireless Remote System combines the most common functions (wireless flash trigger and wireless shutter release) into one set. You only need one piece of RF-602 instead of "flash trigger + shutter release" set. * Excellent Adaptability -- You want to trigger off-camera flashes, but you also want to trigger studio strobes? * Strong Reliability and Reduce Misfires -- This RF-602 Remote System uses the FSK 2.4GHz wireless frequency, which is an improvement of the previous 433MHz frequency, . Meanwhile, it has 15 channels to advoid signal jamming. These enhance the signal's stability and reduces the probability of misfiring. Compatible Flash Models: * Studio Strobe: All studio strobes with 6.35mm(1/4") or 3.5mm(1/8") PC sync port * Flashes: Most Flashes have or don't have the sleep mode. Including but not limit to: Canon: 580EX II / 580EX, 430EX II / 430EX, 270EX 550EX 420EX 380EX 220EX 540EZ 430EZ 420EZ 300EZ 480EG, etc,Nikon: SB-900, SB-800, SB-600, SB-400, SB-80, SB-30, SB-28, SB-27, SB-26, SB-25, SB-24, etc ,Sunpak: Auto 2000DZ, 622 Pro, 433AF, 433D, 383, 355AFm 344D, 333D, 30DX, 422D, PZ5000AF, etc,Vivitar: 285HV Most flashes in the market Except NISSIN flashes. Package includes: 1 RF-602 Set (The Overview Picture): * 1 X Transmitter * 1 X CR2 lithium Battery * 1 X Receiver * 2 X AAA Battery * 1 X Remote Cord * 1 X 3.5mm PC Sync Cord * 1 X 6.35mm adaptor.