• $35 PoE switch - https://www.amazon.com/BV-Tech-Switch-Ethernet-Uplink-Function/dp/B075G2PM17/ref=sr_1_5?s=electronics&ie=UTF8&qid=1535259448&sr=1-5&keywords=poe+switch

• (2) $175 Dahua 5231 ZE 2MP Starlight Turret camera - https://www.amazon.com/gp/offer-listing/B07B7K1P28/ref=dp_olp_0?ie=UTF8&condition=all&qid=1535259602&sr=8-1

• $60 Blue Iris - http://blueirissoftware.com/purchase/

  • $10 Blue Iris Mobile App - iOS - https://itunes.apple.com/us/app/blue-iris/id585350145
  • $10 Blue Iris Mobile App - Android - https://play.google.com/store/apps/details?id=com.blueirissoftware.blueiris&hl=en

• $380 Dell OptiPlex 7040 from eBay - https://www.ebay.com/itm/Dell-OptiPlex-7040-Desktop-Intel-6th-Gen-i5-6500-1TB-HDD-8GB-RAM-Windows-7-Pro/223117631628?hash=item33f2d8e08c:g:YEAAAOSwfZta91xQ

  • Don't need graphics card, just use Intel HW acceleration

• $118 Western Digital Purple 4TB Surveillance HDD - https://www.newegg.com/Product/Product.aspx?Item=N82E16822231535&cm_re=surveillance_hard_drive-_-22-231-535-_-Product

• $230 Bulk Cat6 Solid Ethernet Bulk Cable - https://www.monoprice.com/product?c_id=102&cp_id=10234&cs_id=1023403&p_id=9482&seq=1&format=2

Total = $1,183

You can either get more cameras, save some money, or spend the rest on misc installation stuff.