fitTek® Shoot RM S1AM Wired Shutter Release Remote Control with LED Indicating Compatible with Sony Alpha A77, A65, A57, A100, A200, A300, A350, A500, A550, A560, A580, A700, A850, A900, A55, A37, SLT A33, SLT A35, SLT A37, SLT A55, SLT A65, SLT a77