IR Wireless Remote Control For Sony A230 A290 A330 A380 A580 A560 A33 A55 A700 A390 A450 A500 A550 A850 A900 NEX5 NEX5C Cameras, Functions As Sony RMT-DSLR1 100% COMPATIBLE WITH SONY ALPHA SERIES DSLR CAMERAS. THE MULTI-FUNCTION WIRELESS REMOTE CONTROL ALLOWS YOU TO CONTROL HDTV PHOTO VIEWING AND TRIP THE SHUTTER BY REMOTE TO PUT YOURSELF IN THE PICTURE. POWERED BY AAA ALKALINE BATTERY. OPERATION DISTANCE OF 49 FEET (15 METERS).