Watch Guard 4RE-DVR WGA00480-601 200G Hard Drive No Key not tested. Model 601 differs from model 101 in that it comes with connections for an AUX MIC and for Auxiliary Cameras. We will combine shipping if you desire to purchase more than a single item. Please contact us after purchasing and inform us. Please observe all of the pictures as they are a big part of the description and ask any questions prior to purchasing. Thank you, and God bless
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