Check the listing for details. Varizoom VZ-ROCK VZ ROCK Controller, Zoom and Focus. Condition: New. Listed at 222.70 USD. Varizoom's most popular LANC unit offers the finest degree of control and a complete feature set. With its wide-sweep zoom rocker, the VZ-Rock combines the attributes of broadcast controls with a compact, affordable design. The VZ-Rock has all the features and convenience of the Stealth-LX, but utilizes a pressure-sensitive, side-to-side rocker switch like broadcast lens controls. This rocker has a greater range of motion for a finer degree of zoom control.FeaturesWide-sweep variable rocker for smooth, sustainable zoomsDedicated “rocker style” focus buttonLow profile record/pause buttonPower On/Off button for toggling camera into or outof standby modeSwitch between auto and manual focus with the ‘A’buttonToggle onscreen information (tape time, settings) onand off with 'Data' buttonReview taped footage with F+ & F- (edit search)LED light indicates recording, low battery power, and tape endSpecificationsWidth: 2"Length: 2.75"Max Clamp Diameter: 1.25"Cord Length: 40"Weight: 0.25 lb.Material: ABSCompatibility: Sony & Canon LANC equipped Camcorders (manual focus feature not compatible w/ Canon XL2; autofocus feature not compatible w/ Canon XL1/XL1S/XL2)Warranty: 2 years parts/labor