Varizoom Variable-Rocker Control for DV camcorders w/ LANC Jack Variable-rocker zoom control for LANC-equipped DV camcorders Pressure-sensitive, side-to-side rocker switch delivers smooth, long zooms Dedicated focus button with auto and manual modes; low-profile record/pause button Power on/off button makes it easy to toggle camera into or out of standby mode Works with Sony and Canon LANC cameras; 40-inch cord; 2-year warranty