The V-LCD-TB is an optional adapter that provides both Front and Rear tally functionality to Marshall's portable field monitors. The V-LCD-TB assists in production work by providing camera status to those on-set or in the field. This lightweight tally box provides tri-color front talent LEDs with a dimmer switch to adjust the desired brightness of tally indicators. The rear camera tally provides a red glow to alert the cameraman, studio, or audience members of current shooting status. </p><p>This accessory is only compatible with the V-LCD651STX, V-LCD70XP and V-LCD70XHB monitor series. Shoe mount included.</p>