You should ship us an electronic mail or call us With all the product variety of your aged process making sure that we will suggest the most effective substitution. Regarding the selling prices, the DVRs plus the XVRs are Just about the exact same selling prices which are rather cheap https://beaunbozk.wikibestproducts.com/984719/how_much_you_need_to_expect_you_ll_pay_for_a_good_hikvision