Savage Travel Backdrop Kit White Floor Extended Backdrop (5 ft x 12 ft) with Stand ION Audio mounts to your master flash HA1430181 mounts to your master flash or commander and allows slave flash units equipped with an optional PX Receiver to receive TTL or iTTL signals by radio without the limitation of having to be in line of sight with each other This is particularly helpful when you must position the speakers near power outlets Present a professional set that impresses your clients even when on location with the Savage White Floor Extended Backdrop Travel Kit Photographers tasked with capturing high volume portraits at events or other locations look for a lightweight