LedSync820H User's Manual-VDWall Video ProcessorLedSync820H is VDwall's upgraded model of LedSync820C. This latest VDWall HD video processor has more functions than the previous and its price is also very affordable. For user's operational manual, please download this free PDF file: http://www.cnledsourcing.com/download/LedSync820H_User's_Manual_VDWALL.pdf LedSync820H is on hot sale at only USD550 with free shipping. Please contact us if you need to purchase. Product Reviews |