PIXEL King Wireless Radio TTL Flash Trigger for Sony DSLRs and Flashes, 1 x Transmitter and 2 x Receiver Kit
Compatible to Sony A900 A850 A77 A65 A55 A580 A560 A550 A500 A480 A450 A380 A350 A230 A200 A100; Sony HVL-F58AM  HVL-F56AM HVL-F43AM HVL-F42AM HVL-F36AM Flash, Aftermarket flash Metz, Sigma, Sunpak, Nissin, Studio and outdoor flash