The DV7XX series receivers are used with keyboard controller and matrix systems to control pan, tilt, zoom, focus, and iris and auxiliary functions in surveillance system. Receivers are RS485 or Manchester communication, it is compatible with multi-protocol. Features: Built in watch dog function, multi-protocol setting Two auxiliary relays for light, wiper and camera power controlling Fully optical isolation, auto reset function in strong reference environment Baud rate options, 0-64-256 ID setting Static resistant, high voltage and thunder proof design Optional power source provided, AC220V, AC24V, DC12 AC220V, AC24V voltage optional for pan/tilt unit (the factory default setting is AC24V) Adjustable lens voltage form 5V to 12V for speed adjusting (the factory default setting is 8V) Specification: Power supply：AC220V / 50HZ Power consumption:28－50W Pan/Tilt voltage：AC220V, AC 24V optional Pan/Tilt drive power consumption：AC220V／2A or AC24V／800mA lens voltage：5－12V options Provided power source：AC220V/2A、AC24V／500mA、DC12V／600mA Auxiliary relay:2 NO auxiliary(AUX1 and AUX2),the capacity is AC220V／5A Communication：RS485, Manchester Protocol:multi-protocol setting (we welcome your request for protocol customization) Operating environment:indoor(－10°C~70°C),outdoor(－40°C~85°C) Transmission distance:1200-1500meters Dragonet offers a variety receiver for field,outdoor and indoor application. Price Condition FOB shenzhen Origin China Material Metal box Size 339 x 179 x 66 Millimeters Weight 2.7 Kilograms Packaging 1pc/box,5pcs/carton Package Size 585 x 410 x 255 Millimeters Package Weight 15.2 Kilograms Delivery lead time within a week Minimum order 10pcs Supply ability 10,000