For remotely triggering a camera from Sony with Sony's multi/micro USB port and controlling half-press / pre-trigger function using certain PocketWizard radios. It also provides power to the camera when connected to an external USB power source.The 13369-S is a special remote shutter release cable called a pre-trigger cable. A pre-trigger cable controls both the half-press and full-press function of your remote camera’s shutter release. When a camera is “pre-triggered”, it is like holding your camera’s shutter release button in the half-pressed or metering / focusing position.This cable allows a compatible PocketWizard radio to independently control both half-press and full-press functions.How to use:1. Connect the 3.5mm miniphone to the receiving Pocketwizard's sync port and connect the multi/micro USB to the remote camera from Sony. 2. Connect the USB Type A to a USB power source if desired to provide power to the camera.3. Turn on all of your equipment and make sure the Channels match.4. Press the test button on the transmitting PocketWizard radio to trigger the receiving PocketWizard radio and your remote camera.Specs:Cable length: 3' (91 cm)From: 1/8" (3.5 mm) stereo miniphoneTo: Sony's Multi/micro USB port and USB powerTo: USB Type A