RAYSUN IR Wireless Shutter Release Remote Control for Sony Alpha Series A7, A7r, A33, A55,A57, A65, A77, A99, A900, A700, A580, A560, A550, A500, A450, A390, A380, A330, A230 DSLR Cameras, NEX-7, NEX-6, NEX-5 1, IR Infrared Remote Control for Sony, Trigger the cameras shutter release remotely from a distance; The compatible camera has a built-in infrared receiver for this remote trigger device; 2, Eliminates vibrations caused by physically pressing the shutter release; 3, Work for Sony Alpha Series A7, A7r, A33, A55,A57, A65, A77, A99, A900, A700, A580, A560, A550, A500, A450, A390, A380, A330, A230 DSLR Cameras, NEX-7, NEX-6, NEX-5; 4, Note:When using, please pay attention to the camera mode from the 5, S - Instant Shutter Release;2S - 2-second Shutter Release delay; Works from up to 10 meter (32 feet) away;