The Manfrotto 521EX Sony PMW EX1 Remote Control is designed specifically for the Sony PMW-EX1 video camera. Functions: • Zoom: professional “wheel” zoom for finer adjustments and smoother progressions • Zoom Reverse Control - invertible zoom direction; zoom in/out can be inverted (left to right or right to left) • Zoom Speed Control • Fast Zoom - can also be used without modifying zoom speed control • Fast Zoom Preset • Dedicated plug
