Small, powerful, reliable radio wireless flashThis high-output GN28 flash offers the type of optimized performance and control that only a genuine Sony product can provide. It can be controlled directly from the camera and is small enough to fit in a pocket while offering professional durability as well as wireless radio communication for a wide range of applications.Made by Sony for stunning imagesThe Hvl-F28RMA offers exceptional performance and stability with the a7 series. It offers versatile features and detailed control plus the solid reliability needed for professional and advanced amateur applications in a compact, portable unit.An ideal GN28 flash for compact mirrorless camerasThe flash head and internal layout of the Hvl-F28RMA have been redesigned for reduced size and greater portability, making it a perfect match for compact mirrorless cameras.